7(3n+2)=8(7n+6)+9

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Solution for 7(3n+2)=8(7n+6)+9 equation:


Simplifying
7(3n + 2) = 8(7n + 6) + 9

Reorder the terms:
7(2 + 3n) = 8(7n + 6) + 9
(2 * 7 + 3n * 7) = 8(7n + 6) + 9
(14 + 21n) = 8(7n + 6) + 9

Reorder the terms:
14 + 21n = 8(6 + 7n) + 9
14 + 21n = (6 * 8 + 7n * 8) + 9
14 + 21n = (48 + 56n) + 9

Reorder the terms:
14 + 21n = 48 + 9 + 56n

Combine like terms: 48 + 9 = 57
14 + 21n = 57 + 56n

Solving
14 + 21n = 57 + 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.
14 + 21n + -56n = 57 + 56n + -56n

Combine like terms: 21n + -56n = -35n
14 + -35n = 57 + 56n + -56n

Combine like terms: 56n + -56n = 0
14 + -35n = 57 + 0
14 + -35n = 57

Add '-14' to each side of the equation.
14 + -14 + -35n = 57 + -14

Combine like terms: 14 + -14 = 0
0 + -35n = 57 + -14
-35n = 57 + -14

Combine like terms: 57 + -14 = 43
-35n = 43

Divide each side by '-35'.
n = -1.228571429

Simplifying
n = -1.228571429

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