-55n+28n+21n+7n-n=

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Solution for -55n+28n+21n+7n-n= equation: 


Simplifying
-55n + 28n + 21n + 7n + -1n = 0

Combine like terms: -55n + 28n = -27n
-27n + 21n + 7n + -1n = 0

Combine like terms: -27n + 21n = -6n
-6n + 7n + -1n = 0

Combine like terms: -6n + 7n = 1n
1n + -1n = 0

Combine like terms: 1n + -1n = 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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