8-7x+13=5x+21-12x

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Solution for 8-7x+13=5x+21-12x equation: 


Simplifying
8 + -7x + 13 = 5x + 21 + -12x

Reorder the terms:
8 + 13 + -7x = 5x + 21 + -12x

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

Reorder the terms:
21 + -7x = 21 + 5x + -12x

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

Add '-21' to each side of the equation.
21 + -21 + -7x = 21 + -21 + -7x

Combine like terms: 21 + -21 = 0
0 + -7x = 21 + -21 + -7x
-7x = 21 + -21 + -7x

Combine like terms: 21 + -21 = 0
-7x = 0 + -7x
-7x = -7x

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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