9(2n+1)=8(7n+7)+9

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Solution for 9(2n+1)=8(7n+7)+9 equation:


Simplifying
9(2n + 1) = 8(7n + 7) + 9

Reorder the terms:
9(1 + 2n) = 8(7n + 7) + 9
(1 * 9 + 2n * 9) = 8(7n + 7) + 9
(9 + 18n) = 8(7n + 7) + 9

Reorder the terms:
9 + 18n = 8(7 + 7n) + 9
9 + 18n = (7 * 8 + 7n * 8) + 9
9 + 18n = (56 + 56n) + 9

Reorder the terms:
9 + 18n = 56 + 9 + 56n

Combine like terms: 56 + 9 = 65
9 + 18n = 65 + 56n

Solving
9 + 18n = 65 + 56n

Solving for variable 'n'.

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

Add '-56n' to each side of the equation.
9 + 18n + -56n = 65 + 56n + -56n

Combine like terms: 18n + -56n = -38n
9 + -38n = 65 + 56n + -56n

Combine like terms: 56n + -56n = 0
9 + -38n = 65 + 0
9 + -38n = 65

Add '-9' to each side of the equation.
9 + -9 + -38n = 65 + -9

Combine like terms: 9 + -9 = 0
0 + -38n = 65 + -9
-38n = 65 + -9

Combine like terms: 65 + -9 = 56
-38n = 56

Divide each side by '-38'.
n = -1.473684211

Simplifying
n = -1.473684211

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