4x+x+9=7x-2x+9

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Solution for 4x+x+9=7x-2x+9 equation: 


Simplifying
4x + x + 9 = 7x + -2x + 9

Reorder the terms:
9 + 4x + x = 7x + -2x + 9

Combine like terms: 4x + x = 5x
9 + 5x = 7x + -2x + 9

Reorder the terms:
9 + 5x = 9 + 7x + -2x

Combine like terms: 7x + -2x = 5x
9 + 5x = 9 + 5x

Add '-9' to each side of the equation.
9 + -9 + 5x = 9 + -9 + 5x

Combine like terms: 9 + -9 = 0
0 + 5x = 9 + -9 + 5x
5x = 9 + -9 + 5x

Combine like terms: 9 + -9 = 0
5x = 0 + 5x
5x = 5x

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

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

Combine like terms: 5x + -5x = 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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