(-5-4)(6+3)=15

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Solution for (-5-4)(6+3)=15 equation: 


Simplifying
(-5 + -4)(6 + 3) = 15

Combine like terms: -5 + -4 = -9
(-9)(6 + 3) = 15

Combine like terms: 6 + 3 = 9
-9(9) = 15

Multiply -9 * 9
-81 = 15

Solving
-81 = 15

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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