31-7y+7y=31

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Solution for 31-7y+7y=31 equation: 


Simplifying
31 + -7y + 7y = 31

Combine like terms: -7y + 7y = 0
31 + 0 = 31
31 = 31

Add '-31' to each side of the equation.
31 + -31 = 31 + -31

Combine like terms: 31 + -31 = 0
0 = 31 + -31

Combine like terms: 31 + -31 = 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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