Let's solve for x step by step:
20x - 5(6x + 15) = -45
20x - 30x - 75 = -45
-10x - 75 = -45
-10x = 30
x = -3
Therefore, x = -3, so the correct answer is C. x = -3.
Solve for x: 20x - 5(6x + 15) = - 45
A. x = 2
B. x = - 2
C. X = -3
D. x = 3
1 answer