Which of the following quadratic equations has the solution set {1/2,5) Select all that apply.
(x + 1/2)(x - 5) = 0
(x - 5)(2x - 1) = 0
(x + 5)(2x - 1) = 0
(-2x + 1)(-x + 5) = 0
(x+1/2)(x+5) = 0
(-2x + 1)(x-5)=0

An animal shelter has 21 puppies. if the puppies are 28% of the total dogs and cat population how many dogs and cats are in the animal shelter

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply