30=18+2n

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Solution for 30=18+2n equation:


Simplifying
30 = 18 + 2n

Solving
30 = 18 + 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.
30 + -2n = 18 + 2n + -2n

Combine like terms: 2n + -2n = 0
30 + -2n = 18 + 0
30 + -2n = 18

Add '-30' to each side of the equation.
30 + -30 + -2n = 18 + -30

Combine like terms: 30 + -30 = 0
0 + -2n = 18 + -30
-2n = 18 + -30

Combine like terms: 18 + -30 = -12
-2n = -12

Divide each side by '-2'.
n = 6

Simplifying
n = 6

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