3(-5x+5)=120

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Solution for 3(-5x+5)=120 equation: 


Simplifying
3(-5x + 5) = 120

Reorder the terms:
3(5 + -5x) = 120
(5 * 3 + -5x * 3) = 120
(15 + -15x) = 120

Solving
15 + -15x = 120

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + -15x = 120 + -15

Combine like terms: 15 + -15 = 0
0 + -15x = 120 + -15
-15x = 120 + -15

Combine like terms: 120 + -15 = 105
-15x = 105

Divide each side by '-15'.
x = -7

Simplifying
x = -7

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