12-(2x+7)=13x-5(x-7)

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Solution for 12-(2x+7)=13x-5(x-7) equation:


Simplifying
12 + -1(2x + 7) = 13x + -5(x + -7)

Reorder the terms:
12 + -1(7 + 2x) = 13x + -5(x + -7)
12 + (7 * -1 + 2x * -1) = 13x + -5(x + -7)
12 + (-7 + -2x) = 13x + -5(x + -7)

Combine like terms: 12 + -7 = 5
5 + -2x = 13x + -5(x + -7)

Reorder the terms:
5 + -2x = 13x + -5(-7 + x)
5 + -2x = 13x + (-7 * -5 + x * -5)
5 + -2x = 13x + (35 + -5x)

Reorder the terms:
5 + -2x = 35 + 13x + -5x

Combine like terms: 13x + -5x = 8x
5 + -2x = 35 + 8x

Solving
5 + -2x = 35 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
5 + -2x + -8x = 35 + 8x + -8x

Combine like terms: -2x + -8x = -10x
5 + -10x = 35 + 8x + -8x

Combine like terms: 8x + -8x = 0
5 + -10x = 35 + 0
5 + -10x = 35

Add '-5' to each side of the equation.
5 + -5 + -10x = 35 + -5

Combine like terms: 5 + -5 = 0
0 + -10x = 35 + -5
-10x = 35 + -5

Combine like terms: 35 + -5 = 30
-10x = 30

Divide each side by '-10'.
x = -3

Simplifying
x = -3

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