4+(y+7)=(4+y)+7

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Solution for 4+(y+7)=(4+y)+7 equation: 


Simplifying
4 + (y + 7) = (4 + y) + 7

Reorder the terms:
4 + (7 + y) = (4 + y) + 7

Remove parenthesis around (7 + y)
4 + 7 + y = (4 + y) + 7

Combine like terms: 4 + 7 = 11
11 + y = (4 + y) + 7

Remove parenthesis around (4 + y)
11 + y = 4 + y + 7

Reorder the terms:
11 + y = 4 + 7 + y

Combine like terms: 4 + 7 = 11
11 + y = 11 + y

Add '-11' to each side of the equation.
11 + -11 + y = 11 + -11 + y

Combine like terms: 11 + -11 = 0
0 + y = 11 + -11 + y
y = 11 + -11 + y

Combine like terms: 11 + -11 = 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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