(-20)-(10)=

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Solution for (-20)-(10)= equation: 


Simplifying
(-20) + -1(10) = 0
-20 + -1(10) = 0

Multiply -1 * 10
-20 + -10 = 0

Combine like terms: -20 + -10 = -30
-30 = 0

Solving
-30 = 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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