5-(-7)+2(-8)=

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Solution for 5-(-7)+2(-8)= equation: 


Simplifying
5 + -1(-7) + 2(-8) = 0

Multiply -1 * -7
5 + 7 + 2(-8) = 0

Multiply 2 * -8
5 + 7 + -16 = 0

Combine like terms: 5 + 7 = 12
12 + -16 = 0

Combine like terms: 12 + -16 = -4
-4 = 0

Solving
-4 = 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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