61-(-23)+21-40=

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Solution for 61-(-23)+21-40= equation: 


Simplifying
61 + -1(-23) + 21 + -40 = 0

Multiply -1 * -23
61 + 23 + 21 + -40 = 0

Combine like terms: 61 + 23 = 84
84 + 21 + -40 = 0

Combine like terms: 84 + 21 = 105
105 + -40 = 0

Combine like terms: 105 + -40 = 65
65 = 0

Solving
65 = 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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