18=4N+5N

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Solution for 18=4N+5N equation:


Simplifying
18 = 4N + 5N

Combine like terms: 4N + 5N = 9N
18 = 9N

Solving
18 = 9N

Solving for variable 'N'.

Move all terms containing N to the left, all other terms to the right.

Add '-9N' to each side of the equation.
18 + -9N = 9N + -9N

Combine like terms: 9N + -9N = 0
18 + -9N = 0

Add '-18' to each side of the equation.
18 + -18 + -9N = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -9N = 0 + -18
-9N = 0 + -18

Combine like terms: 0 + -18 = -18
-9N = -18

Divide each side by '-9'.
N = 2

Simplifying
N = 2

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