-21+70=77

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Solution for -21+70=77 equation: 


Simplifying
-21 + 70 = 77

Combine like terms: -21 + 70 = 49
49 = 77

Solving
49 = 77

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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