9n+18(2n-6)=13

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Solution for 9n+18(2n-6)=13 equation:


Simplifying
9n + 18(2n + -6) = 13

Reorder the terms:
9n + 18(-6 + 2n) = 13
9n + (-6 * 18 + 2n * 18) = 13
9n + (-108 + 36n) = 13

Reorder the terms:
-108 + 9n + 36n = 13

Combine like terms: 9n + 36n = 45n
-108 + 45n = 13

Solving
-108 + 45n = 13

Solving for variable 'n'.

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

Add '108' to each side of the equation.
-108 + 108 + 45n = 13 + 108

Combine like terms: -108 + 108 = 0
0 + 45n = 13 + 108
45n = 13 + 108

Combine like terms: 13 + 108 = 121
45n = 121

Divide each side by '45'.
n = 2.688888889

Simplifying
n = 2.688888889

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