-20+(-23)+(-21)+(-18)=

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Solution for -20+(-23)+(-21)+(-18)= equation: 


Simplifying
-20 + (-23) + (-21) + (-18) = 0
-20 + -23 + (-21) + (-18) = 0
-20 + -23 + -21 + (-18) = 0
-20 + -23 + -21 + -18 = 0

Combine like terms: -20 + -23 = -43
-43 + -21 + -18 = 0

Combine like terms: -43 + -21 = -64
-64 + -18 = 0

Combine like terms: -64 + -18 = -82
-82 = 0

Solving
-82 = 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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