50-30+80=100

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Solution for 50-30+80=100 equation: 


Simplifying
50 + -30 + 80 = 100

Combine like terms: 50 + -30 = 20
20 + 80 = 100

Combine like terms: 20 + 80 = 100
100 = 100

Add '-100' to each side of the equation.
100 + -100 = 100 + -100

Combine like terms: 100 + -100 = 0
0 = 100 + -100

Combine like terms: 100 + -100 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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