(31-0.5y)+(31-0.5y+4)+y=66

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Solution for (31-0.5y)+(31-0.5y+4)+y=66 equation: 


Simplifying
(31 + -0.5y) + (31 + -0.5y + 4) + y = 66

Remove parenthesis around (31 + -0.5y)
31 + -0.5y + (31 + -0.5y + 4) + y = 66

Reorder the terms:
31 + -0.5y + (31 + 4 + -0.5y) + y = 66

Combine like terms: 31 + 4 = 35
31 + -0.5y + (35 + -0.5y) + y = 66

Remove parenthesis around (35 + -0.5y)
31 + -0.5y + 35 + -0.5y + y = 66

Reorder the terms:
31 + 35 + -0.5y + -0.5y + y = 66

Combine like terms: 31 + 35 = 66
66 + -0.5y + -0.5y + y = 66

Combine like terms: -0.5y + -0.5y = -1y
66 + -1y + y = 66

Combine like terms: -1y + y = 0
66 + 0 = 66
66 = 66

Add '-66' to each side of the equation.
66 + -66 = 66 + -66

Combine like terms: 66 + -66 = 0
0 = 66 + -66

Combine like terms: 66 + -66 = 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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