x-7=x+9

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Solution for x-7=x+9 equation: 


Simplifying
x + -7 = x + 9

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

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

Add '-1x' to each side of the equation.
-7 + x + -1x = 9 + x + -1x

Combine like terms: x + -1x = 0
-7 + 0 = 9 + x + -1x
-7 = 9 + x + -1x

Combine like terms: x + -1x = 0
-7 = 9 + 0
-7 = 9

Solving
-7 = 9

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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