132 > 12(n + 9)

3(9 + 7x) = 27

Solve for x: ax + b = c

10 - 5x = x + 52

3 + 7x - 4x = - 15

Solve for l: P = 2(l + w)

−(7 − 4x) = 9

3(p + 1) < 18

-b - 2 > 8

20 = 6x + 7x + 7

5n + 34 = −2(1 − 7n)

Friendship’s soccer team purchased uniforms and equipment for a total cost of $912. The equipment cost $612, and the uniforms cost $25 each. How many uniforms did the school purchase?