3+7(n+4)=31+7n

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Solution for 3+7(n+4)=31+7n equation: 


Simplifying
3 + 7(n + 4) = 31 + 7n

Reorder the terms:
3 + 7(4 + n) = 31 + 7n
3 + (4 * 7 + n * 7) = 31 + 7n
3 + (28 + 7n) = 31 + 7n

Combine like terms: 3 + 28 = 31
31 + 7n = 31 + 7n

Add '-31' to each side of the equation.
31 + -31 + 7n = 31 + -31 + 7n

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

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

Add '-7n' to each side of the equation.
7n + -7n = 7n + -7n

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

Combine like terms: 7n + -7n = 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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