Gus can mow 12 lawns in 4 hours. how many lawns can he mow in 9 hours?
a. 108
b. 25
c. 27
d. 21

What is the factored form of x2 − 4x − 5? (x + 5)(x − 1) (x + 5)(x + 1) (x − 5)(x − 1) (x − 5)(x + 1)

The distributive property allows you to say that 3(x − 1) = 3x −

Whats are the trickiest steps to do when adding or subtracting rational expressions? how does knowledge of rational numbers u in adding and subtracting rational expressions?