42-(-30)-65-(-11)+20=

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Solution for 42-(-30)-65-(-11)+20= equation: 


Simplifying
42 + -1(-30) + -65 + -1(-11) + 20 = 0

Multiply -1 * -30
42 + 30 + -65 + -1(-11) + 20 = 0

Multiply -1 * -11
42 + 30 + -65 + 11 + 20 = 0

Combine like terms: 42 + 30 = 72
72 + -65 + 11 + 20 = 0

Combine like terms: 72 + -65 = 7
7 + 11 + 20 = 0

Combine like terms: 7 + 11 = 18
18 + 20 = 0

Combine like terms: 18 + 20 = 38
38 = 0

Solving
38 = 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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