9n-10n-2=5-n-7

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Solution for 9n-10n-2=5-n-7 equation:


Simplifying
9n + -10n + -2 = 5 + -1n + -7

Reorder the terms:
-2 + 9n + -10n = 5 + -1n + -7

Combine like terms: 9n + -10n = -1n
-2 + -1n = 5 + -1n + -7

Reorder the terms:
-2 + -1n = 5 + -7 + -1n

Combine like terms: 5 + -7 = -2
-2 + -1n = -2 + -1n

Add '2' to each side of the equation.
-2 + 2 + -1n = -2 + 2 + -1n

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

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

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

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

Combine like terms: -1n + n = 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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