2*40-20=

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Solution for 2*40-20= equation: 


Simplifying
2 * 40 + -20 = 0

Multiply 2 * 40
80 + -20 = 0

Combine like terms: 80 + -20 = 60
60 = 0

Solving
60 = 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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