9n-12(9-5n)=6(9+10n)

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Solution for 9n-12(9-5n)=6(9+10n) equation:


Simplifying
9n + -12(9 + -5n) = 6(9 + 10n)
9n + (9 * -12 + -5n * -12) = 6(9 + 10n)
9n + (-108 + 60n) = 6(9 + 10n)

Reorder the terms:
-108 + 9n + 60n = 6(9 + 10n)

Combine like terms: 9n + 60n = 69n
-108 + 69n = 6(9 + 10n)
-108 + 69n = (9 * 6 + 10n * 6)
-108 + 69n = (54 + 60n)

Solving
-108 + 69n = 54 + 60n

Solving for variable 'n'.

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

Add '-60n' to each side of the equation.
-108 + 69n + -60n = 54 + 60n + -60n

Combine like terms: 69n + -60n = 9n
-108 + 9n = 54 + 60n + -60n

Combine like terms: 60n + -60n = 0
-108 + 9n = 54 + 0
-108 + 9n = 54

Add '108' to each side of the equation.
-108 + 108 + 9n = 54 + 108

Combine like terms: -108 + 108 = 0
0 + 9n = 54 + 108
9n = 54 + 108

Combine like terms: 54 + 108 = 162
9n = 162

Divide each side by '9'.
n = 18

Simplifying
n = 18

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