who knows why we have white blood cells?

Find the value of x. PLEASE HELP - test tomorrowThe answer is 74.I need to show my work.THANK YOU!!!!! Tom es el gerente del departamento de delicatessen en una tienda de comestibles. Debe programar que los empleados trabajen en el departamento durante al menos 260 horas a la semana. Tom tiene un empleado a tiempo parcial que trabaja 20 horas a la semana. Cada empleado a tiempo completo trabaja 40 horas a la semana. Escriba una desigualdad para determinar nnn, el nmero de empleados a tiempo completo que Tom debe programar para que sus empleados trabajen al menos 260 horas a la semana. He had to feel pity for the lion. (Negative) -Michael uses lemonade concentrate and water to make lemonade for the family. The ratio of cups of lemonadeconcentrate to cups of water is 1:3. If he made 32 cups of lemonade for the family, how many cups ofconcentrate did he need? why does the speaker focus his attention on annabel Lee Which of the following explains why mutualism is considered to be a sustainable idea?A. When mutual resources are conserved, it creates a cycle of sustainability.B. One organism might use another's wastes to create new nutrients.C. When two organisms rely on each other to live, it allows them to have a mutually beneficial relationshipD. When renewable resources are used, it creates a mutually beneficial relationship. -1f(-8)-4g(4)= ?help Miss Johnson walks at a rate of 2 milesper hour.x = houry = miles walked what is the constant of proportionality and equation? If x-5=12, what is the value of x-9? What is 20 x 20 10 points it know In the diagram, ABC ~ DEF. What is AC?The image is of two similar right triangles ABC and DEF with right angles at B and E respectively. First one smaller in size and its base is 3. Base, altitude and hypotenuse of second one are 6, 8 and 10 respectively.A.4B.7.5C.5D.3 what is the y-intercept of the graph of the equation 3x+y=6 What affect does doubling the net force have on the acceleration of the object (whenthe mass of the object stays the same)? Identify a set of two trials that support your answer to question 1 Provide an example between Relative dating and Absolute dating Help? Someone please?! What is a rebuttal?o the position taken by a writer in a thesisO a call for readers to take actionstrong evidence against a writer's claimthe reason a writer's viewpoint is significant Which of these statements is true about the Byzantine Empire after the death of Justinian?A) It was in constant declineB) It created an Empire larger than the Roman EmpireC) It was engaged in a long series of conflicts known as the Punic Wars with the SpartansD) the Byzantine Empire fell at the same time as Justinian(An explanation to please if you don't mind,Thank you!) Explain ONE way that Imagine 2 illustrates the spread of scientific knowledge in the period before 1450 72 ounces in 6 steaks please help methank you