4N+5N=9N

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Solution for 4N+5N=9N equation: 


Simplifying
4N + 5N = 9N

Combine like terms: 4N + 5N = 9N
9N = 9N

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

Combine like terms: 9N + -9N = 0
0 = 9N + -9N

Combine like terms: 9N + -9N = 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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