5-x=7-x

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Solution for 5-x=7-x equation: 


Simplifying
5 + -1x = 7 + -1x

Add 'x' to each side of the equation.
5 + -1x + x = 7 + -1x + x

Combine like terms: -1x + x = 0
5 + 0 = 7 + -1x + x
5 = 7 + -1x + x

Combine like terms: -1x + x = 0
5 = 7 + 0
5 = 7

Solving
5 = 7

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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