-138-9x=-78-9x

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Solution for -138-9x=-78-9x equation: 


Simplifying
-138 + -9x = -78 + -9x

Add '9x' to each side of the equation.
-138 + -9x + 9x = -78 + -9x + 9x

Combine like terms: -9x + 9x = 0
-138 + 0 = -78 + -9x + 9x
-138 = -78 + -9x + 9x

Combine like terms: -9x + 9x = 0
-138 = -78 + 0
-138 = -78

Solving
-138 = -78

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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