3x+5-x=12+2x-7

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Solution for 3x+5-x=12+2x-7 equation:


Simplifying
3x + 5 + -1x = 12 + 2x + -7

Reorder the terms:
5 + 3x + -1x = 12 + 2x + -7

Combine like terms: 3x + -1x = 2x
5 + 2x = 12 + 2x + -7

Reorder the terms:
5 + 2x = 12 + -7 + 2x

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

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

Combine like terms: 5 + -5 = 0
0 + 2x = 5 + -5 + 2x
2x = 5 + -5 + 2x

Combine like terms: 5 + -5 = 0
2x = 0 + 2x
2x = 2x

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

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

Combine like terms: 2x + -2x = 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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