7(3n+1)=8(6n+7)+9

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Solution for 7(3n+1)=8(6n+7)+9 equation:


Simplifying
7(3n + 1) = 8(6n + 7) + 9

Reorder the terms:
7(1 + 3n) = 8(6n + 7) + 9
(1 * 7 + 3n * 7) = 8(6n + 7) + 9
(7 + 21n) = 8(6n + 7) + 9

Reorder the terms:
7 + 21n = 8(7 + 6n) + 9
7 + 21n = (7 * 8 + 6n * 8) + 9
7 + 21n = (56 + 48n) + 9

Reorder the terms:
7 + 21n = 56 + 9 + 48n

Combine like terms: 56 + 9 = 65
7 + 21n = 65 + 48n

Solving
7 + 21n = 65 + 48n

Solving for variable 'n'.

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

Add '-48n' to each side of the equation.
7 + 21n + -48n = 65 + 48n + -48n

Combine like terms: 21n + -48n = -27n
7 + -27n = 65 + 48n + -48n

Combine like terms: 48n + -48n = 0
7 + -27n = 65 + 0
7 + -27n = 65

Add '-7' to each side of the equation.
7 + -7 + -27n = 65 + -7

Combine like terms: 7 + -7 = 0
0 + -27n = 65 + -7
-27n = 65 + -7

Combine like terms: 65 + -7 = 58
-27n = 58

Divide each side by '-27'.
n = -2.148148148

Simplifying
n = -2.148148148

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