9(2n+8)=90

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Solution for 9(2n+8)=90 equation: 


Simplifying
9(2n + 8) = 90

Reorder the terms:
9(8 + 2n) = 90
(8 * 9 + 2n * 9) = 90
(72 + 18n) = 90

Solving
72 + 18n = 90

Solving for variable 'n'.

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

Add '-72' to each side of the equation.
72 + -72 + 18n = 90 + -72

Combine like terms: 72 + -72 = 0
0 + 18n = 90 + -72
18n = 90 + -72

Combine like terms: 90 + -72 = 18
18n = 18

Divide each side by '18'.
n = 1

Simplifying
n = 1

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