Perform the indicated operations.
-Subtract (3x - 30)from the sum of (-2x + 2)and (9x - 12).
A)8x + 44
B)-4x - 20
C)4x + 20
D)10x - 40

Question

Quizplus · Accepted Answer

The sum of (-2x + 2) and (9x - 12) is obtained by adding their like terms:
(-2x + 9x) + (2 - 12) = 7x - 10
Now, subtracting (3x - 30) from this sum gives:
(7x - 10) - (3x - 30) = 7x - 10 - 3x + 30
= 4x + 20
Therefore, the answer is C, 4x + 20.

Perform the Indicated Operations