(9*9)+(7-(-4))=

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Solution for (9*9)+(7-(-4))= equation: 


Simplifying
(9 * 9) + (7 + -1(-4)) = 0

Multiply 9 * 9
(81) + (7 + -1(-4)) = 0
81 + (7 + -1(-4)) = 0

Multiply -1 * -4
81 + (7 + 4) = 0

Combine like terms: 7 + 4 = 11
81 + (11) = 0
81 + 11 = 0

Combine like terms: 81 + 11 = 92
92 = 0

Solving
92 = 0

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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