-12=13+7(x-3)-5x

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Solution for -12=13+7(x-3)-5x equation: 


Simplifying
-12 = 13 + 7(x + -3) + -5x

Reorder the terms:
-12 = 13 + 7(-3 + x) + -5x
-12 = 13 + (-3 * 7 + x * 7) + -5x
-12 = 13 + (-21 + 7x) + -5x

Combine like terms: 13 + -21 = -8
-12 = -8 + 7x + -5x

Combine like terms: 7x + -5x = 2x
-12 = -8 + 2x

Solving
-12 = -8 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-12 + -2x = -8 + 2x + -2x

Combine like terms: 2x + -2x = 0
-12 + -2x = -8 + 0
-12 + -2x = -8

Add '12' to each side of the equation.
-12 + 12 + -2x = -8 + 12

Combine like terms: -12 + 12 = 0
0 + -2x = -8 + 12
-2x = -8 + 12

Combine like terms: -8 + 12 = 4
-2x = 4

Divide each side by '-2'.
x = -2

Simplifying
x = -2

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