21-(-18)-3-(-5)+8=

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Solution for 21-(-18)-3-(-5)+8= equation: 


Simplifying
21 + -1(-18) + -3 + -1(-5) + 8 = 0

Multiply -1 * -18
21 + 18 + -3 + -1(-5) + 8 = 0

Multiply -1 * -5
21 + 18 + -3 + 5 + 8 = 0

Combine like terms: 21 + 18 = 39
39 + -3 + 5 + 8 = 0

Combine like terms: 39 + -3 = 36
36 + 5 + 8 = 0

Combine like terms: 36 + 5 = 41
41 + 8 = 0

Combine like terms: 41 + 8 = 49
49 = 0

Solving
49 = 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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