3+(5+7)=(3+5)+7

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Solution for 3+(5+7)=(3+5)+7 equation: 


Simplifying
3 + (5 + 7) = (3 + 5) + 7

Combine like terms: 5 + 7 = 12
3 + (12) = (3 + 5) + 7
3 + 12 = (3 + 5) + 7

Combine like terms: 3 + 12 = 15
15 = (3 + 5) + 7

Combine like terms: 3 + 5 = 8
15 = (8) + 7
15 = 8 + 7

Combine like terms: 8 + 7 = 15
15 = 15

Add '-15' to each side of the equation.
15 + -15 = 15 + -15

Combine like terms: 15 + -15 = 0
0 = 15 + -15

Combine like terms: 15 + -15 = 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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