5(2n+3)+4n=2(4n+12)+9

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Solution for 5(2n+3)+4n=2(4n+12)+9 equation:


Simplifying
5(2n + 3) + 4n = 2(4n + 12) + 9

Reorder the terms:
5(3 + 2n) + 4n = 2(4n + 12) + 9
(3 * 5 + 2n * 5) + 4n = 2(4n + 12) + 9
(15 + 10n) + 4n = 2(4n + 12) + 9

Combine like terms: 10n + 4n = 14n
15 + 14n = 2(4n + 12) + 9

Reorder the terms:
15 + 14n = 2(12 + 4n) + 9
15 + 14n = (12 * 2 + 4n * 2) + 9
15 + 14n = (24 + 8n) + 9

Reorder the terms:
15 + 14n = 24 + 9 + 8n

Combine like terms: 24 + 9 = 33
15 + 14n = 33 + 8n

Solving
15 + 14n = 33 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
15 + 14n + -8n = 33 + 8n + -8n

Combine like terms: 14n + -8n = 6n
15 + 6n = 33 + 8n + -8n

Combine like terms: 8n + -8n = 0
15 + 6n = 33 + 0
15 + 6n = 33

Add '-15' to each side of the equation.
15 + -15 + 6n = 33 + -15

Combine like terms: 15 + -15 = 0
0 + 6n = 33 + -15
6n = 33 + -15

Combine like terms: 33 + -15 = 18
6n = 18

Divide each side by '6'.
n = 3

Simplifying
n = 3

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