9(2n+1)=9(8n+9)+8

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Solution for 9(2n+1)=9(8n+9)+8 equation:


Simplifying
9(2n + 1) = 9(8n + 9) + 8

Reorder the terms:
9(1 + 2n) = 9(8n + 9) + 8
(1 * 9 + 2n * 9) = 9(8n + 9) + 8
(9 + 18n) = 9(8n + 9) + 8

Reorder the terms:
9 + 18n = 9(9 + 8n) + 8
9 + 18n = (9 * 9 + 8n * 9) + 8
9 + 18n = (81 + 72n) + 8

Reorder the terms:
9 + 18n = 81 + 8 + 72n

Combine like terms: 81 + 8 = 89
9 + 18n = 89 + 72n

Solving
9 + 18n = 89 + 72n

Solving for variable 'n'.

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

Add '-72n' to each side of the equation.
9 + 18n + -72n = 89 + 72n + -72n

Combine like terms: 18n + -72n = -54n
9 + -54n = 89 + 72n + -72n

Combine like terms: 72n + -72n = 0
9 + -54n = 89 + 0
9 + -54n = 89

Add '-9' to each side of the equation.
9 + -9 + -54n = 89 + -9

Combine like terms: 9 + -9 = 0
0 + -54n = 89 + -9
-54n = 89 + -9

Combine like terms: 89 + -9 = 80
-54n = 80

Divide each side by '-54'.
n = -1.481481481

Simplifying
n = -1.481481481

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