120=7x-4(-x+3)

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Solution for 120=7x-4(-x+3) equation:


Simplifying
120 = 7x + -4(-1x + 3)

Reorder the terms:
120 = 7x + -4(3 + -1x)
120 = 7x + (3 * -4 + -1x * -4)
120 = 7x + (-12 + 4x)

Reorder the terms:
120 = -12 + 7x + 4x

Combine like terms: 7x + 4x = 11x
120 = -12 + 11x

Solving
120 = -12 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
120 + -11x = -12 + 11x + -11x

Combine like terms: 11x + -11x = 0
120 + -11x = -12 + 0
120 + -11x = -12

Add '-120' to each side of the equation.
120 + -120 + -11x = -12 + -120

Combine like terms: 120 + -120 = 0
0 + -11x = -12 + -120
-11x = -12 + -120

Combine like terms: -12 + -120 = -132
-11x = -132

Divide each side by '-11'.
x = 12

Simplifying
x = 12

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