15-12*7=21

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Solution for 15-12*7=21 equation: 


Simplifying
15 + -12 * 7 = 21

Multiply -12 * 7
15 + -84 = 21

Combine like terms: 15 + -84 = -69
-69 = 21

Solving
-69 = 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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