-18-(-7)-4=

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Solution for -18-(-7)-4= equation: 


Simplifying
-18 + -1(-7) + -4 = 0

Multiply -1 * -7
-18 + 7 + -4 = 0

Combine like terms: -18 + 7 = -11
-11 + -4 = 0

Combine like terms: -11 + -4 = -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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