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

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


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

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

Reorder the terms:
18 + 2n = 3(-9 + n)
18 + 2n = (-9 * 3 + n * 3)
18 + 2n = (-27 + 3n)

Solving
18 + 2n = -27 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
18 + 2n + -3n = -27 + 3n + -3n

Combine like terms: 2n + -3n = -1n
18 + -1n = -27 + 3n + -3n

Combine like terms: 3n + -3n = 0
18 + -1n = -27 + 0
18 + -1n = -27

Add '-18' to each side of the equation.
18 + -18 + -1n = -27 + -18

Combine like terms: 18 + -18 = 0
0 + -1n = -27 + -18
-1n = -27 + -18

Combine like terms: -27 + -18 = -45
-1n = -45

Divide each side by '-1'.
n = 45

Simplifying
n = 45

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