1+2n+5=18

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Solution for 1+2n+5=18 equation: 


Simplifying
1 + 2n + 5 = 18

Reorder the terms:
1 + 5 + 2n = 18

Combine like terms: 1 + 5 = 6
6 + 2n = 18

Solving
6 + 2n = 18

Solving for variable 'n'.

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

Add '-6' to each side of the equation.
6 + -6 + 2n = 18 + -6

Combine like terms: 6 + -6 = 0
0 + 2n = 18 + -6
2n = 18 + -6

Combine like terms: 18 + -6 = 12
2n = 12

Divide each side by '2'.
n = 6

Simplifying
n = 6

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