-4n+n+7=7-2n-n

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Solution for -4n+n+7=7-2n-n equation: 


Simplifying
-4n + n + 7 = 7 + -2n + -1n

Reorder the terms:
7 + -4n + n = 7 + -2n + -1n

Combine like terms: -4n + n = -3n
7 + -3n = 7 + -2n + -1n

Combine like terms: -2n + -1n = -3n
7 + -3n = 7 + -3n

Add '-7' to each side of the equation.
7 + -7 + -3n = 7 + -7 + -3n

Combine like terms: 7 + -7 = 0
0 + -3n = 7 + -7 + -3n
-3n = 7 + -7 + -3n

Combine like terms: 7 + -7 = 0
-3n = 0 + -3n
-3n = -3n

Add '3n' to each side of the equation.
-3n + 3n = -3n + 3n

Combine like terms: -3n + 3n = 0
0 = -3n + 3n

Combine like terms: -3n + 3n = 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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