-9(4)-5(5)=-21

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Solution for -9(4)-5(5)=-21 equation: 


Simplifying
-9(4) + -5(5) = -21

Multiply -9 * 4
-36 + -5(5) = -21

Multiply -5 * 5
-36 + -25 = -21

Combine like terms: -36 + -25 = -61
-61 = -21

Solving
-61 = -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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