-7+9x=9x-7

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Solution for -7+9x=9x-7 equation: 


Simplifying
-7 + 9x = 9x + -7

Reorder the terms:
-7 + 9x = -7 + 9x

Add '7' to each side of the equation.
-7 + 7 + 9x = -7 + 7 + 9x

Combine like terms: -7 + 7 = 0
0 + 9x = -7 + 7 + 9x
9x = -7 + 7 + 9x

Combine like terms: -7 + 7 = 0
9x = 0 + 9x
9x = 9x

Add '-9x' to each side of the equation.
9x + -9x = 9x + -9x

Combine like terms: 9x + -9x = 0
0 = 9x + -9x

Combine like terms: 9x + -9x = 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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