(4+-7)-12=

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Solution for (4+-7)-12= equation: 


Simplifying
(4 + -7) + -12 = 0

Combine like terms: 4 + -7 = -3
(-3) + -12 = 0
-3 + -12 = 0

Combine like terms: -3 + -12 = -15
-15 = 0

Solving
-15 = 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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