-13x-12=-(1+x)-12(x+3)

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Solution for -13x-12=-(1+x)-12(x+3) equation: 


Simplifying
-13x + -12 = -1(1 + x) + -12(x + 3)

Reorder the terms:
-12 + -13x = -1(1 + x) + -12(x + 3)
-12 + -13x = (1 * -1 + x * -1) + -12(x + 3)
-12 + -13x = (-1 + -1x) + -12(x + 3)

Reorder the terms:
-12 + -13x = -1 + -1x + -12(3 + x)
-12 + -13x = -1 + -1x + (3 * -12 + x * -12)
-12 + -13x = -1 + -1x + (-36 + -12x)

Reorder the terms:
-12 + -13x = -1 + -36 + -1x + -12x

Combine like terms: -1 + -36 = -37
-12 + -13x = -37 + -1x + -12x

Combine like terms: -1x + -12x = -13x
-12 + -13x = -37 + -13x

Add '13x' to each side of the equation.
-12 + -13x + 13x = -37 + -13x + 13x

Combine like terms: -13x + 13x = 0
-12 + 0 = -37 + -13x + 13x
-12 = -37 + -13x + 13x

Combine like terms: -13x + 13x = 0
-12 = -37 + 0
-12 = -37

Solving
-12 = -37

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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