12x-(4x-12)=7+7x

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Solution for 12x-(4x-12)=7+7x equation:


Simplifying
12x + -1(4x + -12) = 7 + 7x

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

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

Combine like terms: 12x + -4x = 8x
12 + 8x = 7 + 7x

Solving
12 + 8x = 7 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
12 + 8x + -7x = 7 + 7x + -7x

Combine like terms: 8x + -7x = 1x
12 + 1x = 7 + 7x + -7x

Combine like terms: 7x + -7x = 0
12 + 1x = 7 + 0
12 + 1x = 7

Add '-12' to each side of the equation.
12 + -12 + 1x = 7 + -12

Combine like terms: 12 + -12 = 0
0 + 1x = 7 + -12
1x = 7 + -12

Combine like terms: 7 + -12 = -5
1x = -5

Divide each side by '1'.
x = -5

Simplifying
x = -5

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