3(n+2)-6(n-3)=2n+9

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


Simplifying
3(n + 2) + -6(n + -3) = 2n + 9

Reorder the terms:
3(2 + n) + -6(n + -3) = 2n + 9
(2 * 3 + n * 3) + -6(n + -3) = 2n + 9
(6 + 3n) + -6(n + -3) = 2n + 9

Reorder the terms:
6 + 3n + -6(-3 + n) = 2n + 9
6 + 3n + (-3 * -6 + n * -6) = 2n + 9
6 + 3n + (18 + -6n) = 2n + 9

Reorder the terms:
6 + 18 + 3n + -6n = 2n + 9

Combine like terms: 6 + 18 = 24
24 + 3n + -6n = 2n + 9

Combine like terms: 3n + -6n = -3n
24 + -3n = 2n + 9

Reorder the terms:
24 + -3n = 9 + 2n

Solving
24 + -3n = 9 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
24 + -3n + -2n = 9 + 2n + -2n

Combine like terms: -3n + -2n = -5n
24 + -5n = 9 + 2n + -2n

Combine like terms: 2n + -2n = 0
24 + -5n = 9 + 0
24 + -5n = 9

Add '-24' to each side of the equation.
24 + -24 + -5n = 9 + -24

Combine like terms: 24 + -24 = 0
0 + -5n = 9 + -24
-5n = 9 + -24

Combine like terms: 9 + -24 = -15
-5n = -15

Divide each side by '-5'.
n = 3

Simplifying
n = 3

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