2n+9=2n+9

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Solution for 2n+9=2n+9 equation:


Simplifying
2n + 9 = 2n + 9

Reorder the terms:
9 + 2n = 2n + 9

Reorder the terms:
9 + 2n = 9 + 2n

Add '-9' to each side of the equation.
9 + -9 + 2n = 9 + -9 + 2n

Combine like terms: 9 + -9 = 0
0 + 2n = 9 + -9 + 2n
2n = 9 + -9 + 2n

Combine like terms: 9 + -9 = 0
2n = 0 + 2n
2n = 2n

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

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

Combine like terms: 2n + -2n = 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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