-7-3y*0=21

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Solution for -7-3y*0=21 equation: 


Simplifying
-7 + -3y * 0 = 21

Reorder the terms for easier multiplication:
-7 + -3 * 0y = 21

Multiply -3 * 0
-7 + 0y = 21

Anything times zero is zero.
-7 + 0y = 21

Combine like terms: -7 + 0 = -7
-7 = 21

Solving
-7 = 21

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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