18=4-2n

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Solution for 18=4-2n equation:


Simplifying
18 = 4 + -2n

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

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

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

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

Combine like terms: 4 + -18 = -14
2n = -14

Divide each side by '2'.
n = -7

Simplifying
n = -7

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