Which values make this equation true?

(5x^7 y^2) (-4x^4 y^5) = -20x^a y^b

A.) a=11, b=7

B.) a=11, b=10

C.) a=28, b=7

D.) a=28, b=10

Factor by using the GCF. 7x - 7 a 7 (x - 1) b -49x c 7x - 1 d 7 (x - 7)

A company sells crushed rock in 16-pound bags each bag containing a mixture of quartz to marble is the same for every bag.

For each of the following hypothetical populations, give a plausible sample of size 4:a. All distances that might result when you throw a football b. Page lengths of books published 5 years from now c.

when all the kids who tried out for soccer were divided into teams of 15 players, there were exactly eight teams. how many kids tried out?

Which property is illustrated by the equation below? a. Additive Inverse Property b. Distributive Property c. Associative Property of Multiplication d. Multiplicative Inverse Property

There were four beagles and three golden retrievers what's the part to part ratio

a pile of 12 books is 1.2 meter thick 9 of them are 9.5 centimeters thick each and the rest are of equal thickness. for the rest of the books, how thick is each of them in centimeter?

How do you factor 15y^2+16y-15

4a - 18=6a+4 what is a

What is the greatest common factor of 6x^4 + 24x^3 - 72x^2?