Simplify
-v - 4
Simplify
-4r + 5s
Solve for x
x = 4
Solve for n
n = -12
Simplify
-12a + 8b
Simplify, then factor
2 (2x - 9y)
Solve for x
x = 8
Factor
6 (2p + 9q)
Solve for x
x = 18
Simplify
8x + 15
Solve for n
n = 18
Factor
4 (2r -9)
Solve for a
a = -10
Solve for x
x = 8
Solve for a
a = 11
Solve for x
x = -11