5(2n+4)-n=n+12

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


Simplifying
5(2n + 4) + -1n = n + 12

Reorder the terms:
5(4 + 2n) + -1n = n + 12
(4 * 5 + 2n * 5) + -1n = n + 12
(20 + 10n) + -1n = n + 12

Combine like terms: 10n + -1n = 9n
20 + 9n = n + 12

Reorder the terms:
20 + 9n = 12 + n

Solving
20 + 9n = 12 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
20 + 9n + -1n = 12 + n + -1n

Combine like terms: 9n + -1n = 8n
20 + 8n = 12 + n + -1n

Combine like terms: n + -1n = 0
20 + 8n = 12 + 0
20 + 8n = 12

Add '-20' to each side of the equation.
20 + -20 + 8n = 12 + -20

Combine like terms: 20 + -20 = 0
0 + 8n = 12 + -20
8n = 12 + -20

Combine like terms: 12 + -20 = -8
8n = -8

Divide each side by '8'.
n = -1

Simplifying
n = -1

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