15=-3(-1)+9

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Solution for 15=-3(-1)+9 equation: 


Simplifying
15 = -3(-1) + 9

Multiply -3 * -1
15 = 3 + 9

Combine like terms: 3 + 9 = 12
15 = 12

Solving
15 = 12

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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