n+7=7-n

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Solution for n+7=7-n equation:


Simplifying
n + 7 = 7 + -1n

Reorder the terms:
7 + n = 7 + -1n

Add '-7' to each side of the equation.
7 + -7 + n = 7 + -7 + -1n

Combine like terms: 7 + -7 = 0
0 + n = 7 + -7 + -1n
n = 7 + -7 + -1n

Combine like terms: 7 + -7 = 0
n = 0 + -1n
n = -1n

Solving
n = -1n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

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

Combine like terms: n + n = 2n
2n = -1n + n

Combine like terms: -1n + n = 0
2n = 0

Divide each side by '2'.
n = 0

Simplifying
n = 0

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