-12(-3-12)=-9(1-3+7)

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Solution for -12(-3-12)=-9(1-3+7) equation: 


Simplifying
-12(-3 + -12) = -9(1 + -3 + 7)

Combine like terms: -3 + -12 = -15
-12(-15) = -9(1 + -3 + 7)

Multiply -12 * -15
180 = -9(1 + -3 + 7)

Combine like terms: 1 + -3 = -2
180 = -9(-2 + 7)

Combine like terms: -2 + 7 = 5
180 = -9(5)

Multiply -9 * 5
180 = -45

Solving
180 = -45

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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