-5a+5a-7=

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Solution for -5a+5a-7= equation: 


Simplifying
-5a + 5a + -7 = 0

Reorder the terms:
-7 + -5a + 5a = 0

Combine like terms: -5a + 5a = 0
-7 + 0 = 0
-7 = 0

Solving
-7 = 0

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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