-7-21=49

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Solution for -7-21=49 equation: 


Simplifying
-7 + -21 = 49

Combine like terms: -7 + -21 = -28
-28 = 49

Solving
-28 = 49

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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