-4(-4)+9(7)-3(-4)-7=

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Solution for -4(-4)+9(7)-3(-4)-7= equation: 


Simplifying
-4(-4) + 9(7) + -3(-4) + -7 = 0

Multiply -4 * -4
16 + 9(7) + -3(-4) + -7 = 0

Multiply 9 * 7
16 + 63 + -3(-4) + -7 = 0

Multiply -3 * -4
16 + 63 + 12 + -7 = 0

Combine like terms: 16 + 63 = 79
79 + 12 + -7 = 0

Combine like terms: 79 + 12 = 91
91 + -7 = 0

Combine like terms: 91 + -7 = 84
84 = 0

Solving
84 = 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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