3*15-12=90

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Solution for 3*15-12=90 equation: 


Simplifying
3 * 15 + -12 = 90

Multiply 3 * 15
45 + -12 = 90

Combine like terms: 45 + -12 = 33
33 = 90

Solving
33 = 90

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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