10+30-20=

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Solution for 10+30-20= equation: 


Simplifying
10 + 30 + -20 = 0

Combine like terms: 10 + 30 = 40
40 + -20 = 0

Combine like terms: 40 + -20 = 20
20 = 0

Solving
20 = 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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