3x-3(-5x+4)=-120

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Solution for 3x-3(-5x+4)=-120 equation:


Simplifying
3x + -3(-5x + 4) = -120

Reorder the terms:
3x + -3(4 + -5x) = -120
3x + (4 * -3 + -5x * -3) = -120
3x + (-12 + 15x) = -120

Reorder the terms:
-12 + 3x + 15x = -120

Combine like terms: 3x + 15x = 18x
-12 + 18x = -120

Solving
-12 + 18x = -120

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 18x = -120 + 12

Combine like terms: -12 + 12 = 0
0 + 18x = -120 + 12
18x = -120 + 12

Combine like terms: -120 + 12 = -108
18x = -108

Divide each side by '18'.
x = -6

Simplifying
x = -6

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