9n-18=-4+2n

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Solution for 9n-18=-4+2n equation:


Simplifying
9n + -18 = -4 + 2n

Reorder the terms:
-18 + 9n = -4 + 2n

Solving
-18 + 9n = -4 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
-18 + 9n + -2n = -4 + 2n + -2n

Combine like terms: 9n + -2n = 7n
-18 + 7n = -4 + 2n + -2n

Combine like terms: 2n + -2n = 0
-18 + 7n = -4 + 0
-18 + 7n = -4

Add '18' to each side of the equation.
-18 + 18 + 7n = -4 + 18

Combine like terms: -18 + 18 = 0
0 + 7n = -4 + 18
7n = -4 + 18

Combine like terms: -4 + 18 = 14
7n = 14

Divide each side by '7'.
n = 2

Simplifying
n = 2

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