40+2-40=30+40

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Solution for 40+2-40=30+40 equation: 


Simplifying
40 + 2 + -40 = 30 + 40

Combine like terms: 40 + 2 = 42
42 + -40 = 30 + 40

Combine like terms: 42 + -40 = 2
2 = 30 + 40

Combine like terms: 30 + 40 = 70
2 = 70

Solving
2 = 70

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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