-10(-8)-(-7)=

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Solution for -10(-8)-(-7)= equation: 


Simplifying
-10(-8) + -1(-7) = 0

Multiply -10 * -8
80 + -1(-7) = 0

Multiply -1 * -7
80 + 7 = 0

Combine like terms: 80 + 7 = 87
87 = 0

Solving
87 = 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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