y=(7+y)-7

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Solution for y=(7+y)-7 equation: 


Simplifying
y = (7 + y) + -7

Remove parenthesis around (7 + y)
y = 7 + y + -7

Reorder the terms:
y = 7 + -7 + y

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

Add '-1y' to each side of the equation.
y + -1y = y + -1y

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

Combine like terms: y + -1y = 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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