7(3n+2)=8(9n+2)+9

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Solution for 7(3n+2)=8(9n+2)+9 equation:


Simplifying
7(3n + 2) = 8(9n + 2) + 9

Reorder the terms:
7(2 + 3n) = 8(9n + 2) + 9
(2 * 7 + 3n * 7) = 8(9n + 2) + 9
(14 + 21n) = 8(9n + 2) + 9

Reorder the terms:
14 + 21n = 8(2 + 9n) + 9
14 + 21n = (2 * 8 + 9n * 8) + 9
14 + 21n = (16 + 72n) + 9

Reorder the terms:
14 + 21n = 16 + 9 + 72n

Combine like terms: 16 + 9 = 25
14 + 21n = 25 + 72n

Solving
14 + 21n = 25 + 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.
14 + 21n + -72n = 25 + 72n + -72n

Combine like terms: 21n + -72n = -51n
14 + -51n = 25 + 72n + -72n

Combine like terms: 72n + -72n = 0
14 + -51n = 25 + 0
14 + -51n = 25

Add '-14' to each side of the equation.
14 + -14 + -51n = 25 + -14

Combine like terms: 14 + -14 = 0
0 + -51n = 25 + -14
-51n = 25 + -14

Combine like terms: 25 + -14 = 11
-51n = 11

Divide each side by '-51'.
n = -0.2156862745

Simplifying
n = -0.2156862745

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