7x+108=4x-12

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Solution for 7x+108=4x-12 equation:


Simplifying
7x + 108 = 4x + -12

Reorder the terms:
108 + 7x = 4x + -12

Reorder the terms:
108 + 7x = -12 + 4x

Solving
108 + 7x = -12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
108 + 7x + -4x = -12 + 4x + -4x

Combine like terms: 7x + -4x = 3x
108 + 3x = -12 + 4x + -4x

Combine like terms: 4x + -4x = 0
108 + 3x = -12 + 0
108 + 3x = -12

Add '-108' to each side of the equation.
108 + -108 + 3x = -12 + -108

Combine like terms: 108 + -108 = 0
0 + 3x = -12 + -108
3x = -12 + -108

Combine like terms: -12 + -108 = -120
3x = -120

Divide each side by '3'.
x = -40

Simplifying
x = -40

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