In four years time Evie will be three times older than she was two years ago, How old will she be in one year

Answers

Answer 1

Answer: Evie will be 6 years old in one year.

2 years ago, Evie was 3 years old. Now, she is 5. 4 years after 5 would make her 9. 3*3=9

Answer 2

If  In four years time Evie will be three times older than she was two years ago, then in one year's time Evie will be 6

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

Given,

In four years time Evie will be three times older than she was two years ago,

Let the age of Evie be x in one year.

By the given information we formulate a equation.

In four years time means we have to add 4 to the present age, x+4.

three times older than she was two years ago can be written as 3(x-2)

Now,

In four years time Evie will be three times older than she was two years ago

x + 4 = 3(x − 2)

Apply distributive property on RHS side

x+4=3x-6

x-3x=-6-4

-2x=-10

x=5

Therefore in one year's time Evie will be x+1 =6, 6 years old.

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Related Questions

The company makes a single serving cereal box that contains a volume of 1.2 ounces of cereal. They plan to make an extra large box for school cafeterias. The extra large box will be a dilation of the single serving box using a scale factor of 9/2
. How many ounces of cereal will the extra large box contain?

Answers

Answer:

109.35 ounces

Step-by-step explanation:

The scale factor is a linear scale factor.

The box is a three-dimensional solid, so the length, width, and height will be dilated by a factor of 9/2.

The volume factor is (9/2)³ = (4.5)³ = 91.125

The number of ounces is proportional to the volume.

1.2 ounces × 91.125 = 109.35 ounces

4^5 x 4^-7 divided by 4^-2

Answers

Step-by-step explanation:

Our expression;

[tex]\frac{4^5\times4^7}{4^-2}[/tex]

Notes;

When exponents multiply, they add.

When exponents divide, they subtract.


Multiply;

[tex]\frac{4^5\times4^7}{4^{-2}}=\frac{4^{-2}}{4^{-2}}[/tex]

Divide;

[tex]\boxed{\frac{4^{-2}}{4^{-2}}=4^0=1}[/tex]

Solution:

Facts to review:

[tex]\bullet \ \tex\text{Tip 1: If there is a "multiplication" sign, then the exponents will add.} \\\\ \bullet \ \tex\text{Tip 2: If there is a "division" sign, then the exponents will subtract.}\\\\ \bullet \ \ \tex\text{Tip 3: If a number, exponent, fraction, etc. is divided by itself, the result is 1.}[/tex]

Step- by step calculations:

[tex]\bullet\rightarrow (4^{5} \times 4^{-7} ) \div 4^{-2} \\\\ \bullet\rightarrow (4^{5 +(- 7)} ) \div 4^{-2} \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ [\tex\text{Tip 1}]\\\\ \bullet\rightarrow (4^{-2} ) \div 4^{-2}\\\\ \bullet\rightarrow \boxed{\bold{1}} \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ [\tex\text{Tip 3}][/tex]

The solution for the given expression is 1.

How many buckets of water
will it take to fill the fish tank?

Answers

Answer:

3 more buckets

Step-by-step explanation:

since the bucket of water is 10 inch and the fish tank is 30 then

30 ÷ 10 = 3

Help if you understand please and thanks

Answers

Answer:

1

Step-by-step explanation:

y2-y1 divided by x2-x1

12-3 divided by 20-11

which equals to 9/9 which equals to 1

Rebecca Wright earned $115 in simple interest for 8 months at an annual interest rate of 5%. How much money did she invest?

Answers

Answer:

The answer is 3450

Step-by-step explanation:

I=Prt

P=??

I=115

r=5%

t=8 months which is two thirds of a year

115=P×5%×2/3

115=1/30P

P=3450

Which of the fractions below has a numerator of 3? Select all that apply.

A)38


B)23


C)25


D)38


E)312

Answers

Answer:

A and C

Step-by-step explanation:

When you are dividing exponents you subtract. So for this problem -8 - -4 = -8 + 4 = -4. This means that the new exponent would be -4.

When you have a negative exponent, the equation is a fraction. As an example x^-5 would be equal to 1/x^5. For this equation, since you know that the new exponent is -4, an equivalent equation would be 1/3^4.

Hope this helps

175.32 divided by 3 estimate each quotient

Answers

Answer:

58

Step-by-step explanation:

First, round the number to the ones place.

We get 175.

Then, divide it by 3.

     5  8

  _____

3| 1  7  5

  -1  5

   ___

       2  5

     - 2  4

      ____

            1

quotient = 58

remainder = 1

So, the estimated quotient is 58.

Hope it helps!

Also, please mark my answer as brainliest.

Write the ratio frogs to turtles THERE are 5 turtles and 2 frogs

Answers

2:5 since it is asking frogs to turtles so the 2 would go first since it’s the number of frogs and the 5 would go last since it’s the number of turtles!

Answer:

5:2 please give me brainliest

Step-by-step explanation:

the leg of an obtuse are 10 cm and 9^1/2 . How long is the hypotenuse?​

Answers

Answer:

8

Step-by-step explanation:

If 8 is added to 3(√9) it is more than 10. If 10 and 3(√9) is added it is more than 8. If 8 is added to 10 it more than 3(√9).

What is the yearly salary for the RN working 40 hours
a week? How much more is an RN paid in a year than
an LPN?


Helpppppppppp

Answers

Answer:

RN = registered nurse

LPN = licensed practice nurse

RN earns $21.50 per hr

LPN earns $14 per hr

To calculate earnings for a 40 hour working week, multiply the rate per hour by 40:

RN earns:  21.50 × 40 = $860 per week

LPN earns:  14 × 40 = $560 per week

Difference:  860 - 560 = $300

Therefore, an RN is paid $300 more than an LPN for a 40 hour working week.

Number of weeks in a (non leap) year = number of days in a year ÷ 7

                                                               = 365 ÷ 7

                                                               = 52.14285714...

Rounding to the nearest whole number ⇒ 52 weeks in a year

To calculate the yearly salary, multiply the rate per week by 52:

RN earns:  860 × 52 = $44720 per year

LPN earns:  560 × 52 = $29120 per year

Difference:  44720 - 29120 = $15600

OR we can simply multiply the difference between the amount paid for a 40 hour week by 52:

⇒ 300 × 52 = $15600

Therefore, an RN is paid $15600 per year than an LPN.

The debate team started the month with $85.42 in their account. They had to make 2 payments of $55.00 for an upcoming competition. If the 8 members split the debt evenly, what number would represent the debt of each member? (round your answer to the nearest hundredth)

Answers

Answer:

13 is the debt per 8 members

Calculate the area of the shaded sector. KL = 20 ft

Answers

Answer:

415.39 [tex]ft^{2}[/tex]

Step-by-step explanation:

I need the answer to this systems word problem. Step by step explanation please

Answers

Answer:

25 miles, and the cost will be $37.50.

Step-by-step explanation:

Mose's charge can be represented by f(x) = 0.5x + 25, Holly's charge can be represented by g(x) = 0.3x + 30.

Set the equations equal to each other: 0.5x + 25 = 0.3x + 30.

0.2x = 5

x = 25

Substitute 25 for x: f(x) = 0.5(25) + 25 = 37.5, g(x) = 0.3(25) + 30 = 37.5.

So f(x) = g(x) at x = 25, and the output will be 37.5.

Answer plspslspslspl.

Answers

Start with definition of absolute value, |x|.

It says, |x| = x, for any x >= 0 and

|x| = -x, for any x < 0

 Now, instead of x, we have the expression x+120 inside the absolute value brackets:

|x+120|

Play the same game as above - what is the absolute value here?

|x+120| = x+120 for (x+120)>=0 and

|x+120| = -(x+120) for (x+120)<0

Now, recognize that the last condition (x+120)<0 is the same as writing x<-120. That is the condition in the question. Therefore the absolute value |x+120| will equal the second expression (for that condition), namely -(x+120), or -x-120.

Please answer the questions. I will mark brainliest. <3

Answers

Answer:

1. width = 4 inches length = 13 inches

2. 225 m²

Step-by-step explanation:

1. So we know there are two sides and one side is 9 more than the other.

We let one side be x as we don't know what the number is. The other side is x+9 as its 9 more than the first side but we don't what that is either.

We know the area of a rectangle is A = bh.

The two sides are x and x+9

so, x(x+9) = 52

x² + 9x = 52

x² + 9x - 52 = 0

x² + 13x - 4x - 52 = 0

x(x+13) -4(x+13) = 0

(x-4)(x+13) = 0

x = 4 x = 13

The answer is x = 4 because you can't have x = -13 as negative lengths don't exist.

So if one side is x and the other side is x+ 9. Then plugging in 4 to both gets us, 4 and 13 as the dimensions.

The length is 9 more than width so,

length = 13 inches and width = 4 inches.

2. We know the area of a rectangle is A = bh.

One side is x + 10 and the other is x+15

Area is 750.

(x+10)(x+15) = 750

x²+15x+10x+150 = 750

x²+15x+10x-600 = 0

x²+25x-600 = 0

(x+40)(x-15) = 0

x = 15 as we can't have x = -40 because negative distance does not exist.

The bistro has sides x and x.

So the area is x * x.

15 * 15 = 225 m².

pam was able to bake 18 loaves of bread per hour. at this rate how many loaves of bread will she make after 25 Hours

Answers

Answer:

450

Step-by-step explanation:

No. of bread per hour multiplied by No of hours

Answer:

432

Step-by-step explanation:

multiply 18 and 24 and you get your answer:)

PLS HELP ASAP THANKS ILL GIVE BRAINLKEST PLS THANKS PLS

Answers

Answer: D. (-4, 4)

Step-by-step explanation:

just the x, y

Answer:The answer is A (4, 4)

Step-by-step explanation: When reflected across the y-axis, the y coordinates stay the same, but the x coordinated change signs. In this case, the original x coordinate was -4. But after flipped across the y axis, the -4 changes to a positive 4, since it is in quadrant 1.

Does anyone understand this ??
Help

Answers

Step-by-step explanation:

The values are gotten by counting the shapes and noting their numbers, thereafter u perform your normal ratio operation on them.

carla makes 20$ for each lawn she mows. the money she makes depends on the number of lawns she mows. how much will she make if she mows 5 lawns?

Answers

Answer:

100$

Step-by-step explanation:

Each lawn=20$

number of lawn mowed=5

20×5=100$

find the area for all 6 please, will mark brainliest.

Answers

If a person answers right give them brainliest

Answer:

1. 45 in²

2. 108 cm²

3. 104 m²

4. 75 in²

5. 1140 ft²

6. 166.5 mm²

Step-by-step explanation:

b=base, h=height

1. Area of triangle = [tex]\frac{1}{2}[/tex] x bh

[tex]\frac{1}{2}[/tex] x 10(9) = 45

2. [tex]\frac{1}{2}[/tex] x 12(18) = 108

3. [tex]\frac{1}{2}[/tex] x 16(13) = 104

4. Area of a trapezoid: [tex]\frac{1}{2}[/tex] x h( length of base 1 +length of base 2)

[tex]\frac{1}{2}[/tex] x 6(10+15) = 75

5. Area of kite = [tex]\frac{1}{2}[/tex] x length of diagonal 1 x length of diagonal 2

diagonal 1 = 5*9 = 45

diagonal 2 = 8*8 = 64

[tex]\frac{1}{2}[/tex] x 45(64) = 1140

6. [tex]\frac{1}{2}[/tex] x 9 (13+24) = 166.5

Patrick can learn 42 blessings in 6 hours. At that rate, how many blessings can he learn in 9 hours?

Answers

divide 42 by 6 and get 7 so mulyiply 7 by 9

What is 750 ÷ 12000 pls​

Answers

Answer:

0.0625.

Step-by-step explanation:

750/12000 as a fraction is 1/16, which is 0.0625.

Answer:

16

Step-by-step explanation:

You could divide 12000 by 16 and 750.

Simplify the expression. -3x + 6 + -4x + 2

Answers

Answer:

-7x+8

Step-by-step explanation:

Answer:

-7x+8

Step-by-step explanation:

Hope this helps!

brainliest is on the line here

Answers

1st : , Her parents didnt think much of it until she started to skip dinner with her family and even refused to go to school.'

2nd : , And with every post they make on their favorite social media site, they may be opening themselfs to all kinds of medical problems. '

brainliest<3?

Need help with this. Would highly appreciate it ​

Answers

Answer:

Step-by-step explanation:

geometry due tonight! any answer will be appreciated

Answers

Answer:

1. D

2. B

3. A

4. C

Step-by-step explanation:

1. The third side can't be calculated with given information

2. This is right triangle so you can use Pythagorean theorem to find hypotenuse.

6^2 + 8^2 = c^2

36 + 64 = c^2

100 = c^2

10 = c = PR

Since PM = RM, you would take half of c to find PM. So PM = 5

3. When writing congruency statement, you have to be careful with orders.

Angle A is congruent to angle E.

Angle B is congruent to angle D

So if A comes first, then E should be written first for the other side (does that make sense?)

4. For SAS, you need 2 congruent sides and 1 congruent angle. But that angle has to be in between two congruent sides.

Does anyone know the answer?

Answers

Answer:

3) B    4) D

Step-by-step explanation:

3) Graph the equations and locate the intersection.

4) the best method to solve number 4 is the substitution method

6x+7y=20

y=2x

we second equation is basically telling us that y=2x so we just plug it into the first equation

6x+7(2x)=20

distribute

6x+14x=20

combine like terms

20x=20

divide each side by 20

x=1

now plug in our answer into one of the equations (does not matter which one)

y=2 times 1

y=2

meaning that our answer is (1,2), x=1  y=2

Please help me please please

Answers

I believe this is a translation two units up, a reflection across the y-axis, and a reflection across the x-axis. Hope this is accurate & helpful.

Find the 91st term of the arithmetic sequence 4, 6, 8,

Answers

Answer:

184

Step-by-step explanation:

Find the common difference first   d = 6 - 4 = 2

first term  a_1  = 4

a_n = (n -1)*d + a_1

a_91 = (91 - 1) * 2 + 4

a_91  is the 91st term:

a_91 = 90*2 + 4

a_91 = 180 + 4 = 184

Footware manufacturing is projected to decrease output by 8. 4% from 2006 to 2016. If footware manufacturing had 1. 8 billion dollars of output in 2006, approximately how much output is expected in 2016? a. $1. 95 billion b. $2. 64 billion c. $1. 55 billion d. $1. 65 billion.

Answers

Percentage is a way to describe a part of a whole. The production of the footwear that will be in 2016 will be 1.65 billion.

What is Percentage?

A percentage is a way to describe a part of a whole. such as the fraction 1/4 can be described as 0.25 which is equal to 25%.

To convert a fraction to a percentage, convert the fraction to decimal form and then multiply by 100 with the '%' symbol.

It is given that the production of footwear in 2006 was 1.8 billion which will be reduced by 8.4%, therefore, the number of footwear that will be produced in 2016 is 91.6%(100%-8.4%) of the production in 2006. Therefore, the production of footwear in 2016 will be

[tex]91.6\%\ of\ 2006\\\\= 0.916 \times 1.8\ billion \\\\= 1.6488\approx 1.65\ billion[/tex]

Hence, the production of the footwear that will be in 2016 will be 1.65 billion.

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