15x-12(-9)=42

Solution for 15x-12(-9)=42 equation:

Simplifying
15x + -12(-9) = 42

Multiply -12 * -9
15x + 108 = 42

Reorder the terms:
108 + 15x = 42

Solving
108 + 15x = 42

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-108' to each side of the equation.
108 + -108 + 15x = 42 + -108

Combine like terms: 108 + -108 = 0
0 + 15x = 42 + -108
15x = 42 + -108

Combine like terms: 42 + -108 = -66
15x = -66

Divide each side by '15'.
x = -4.4

Simplifying
x = -4.4