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

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


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

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

Reorder the terms:
12 + 3n = 5(4 + 2n)
12 + 3n = (4 * 5 + 2n * 5)
12 + 3n = (20 + 10n)

Solving
12 + 3n = 20 + 10n

Solving for variable 'n'.

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

Add '-10n' to each side of the equation.
12 + 3n + -10n = 20 + 10n + -10n

Combine like terms: 3n + -10n = -7n
12 + -7n = 20 + 10n + -10n

Combine like terms: 10n + -10n = 0
12 + -7n = 20 + 0
12 + -7n = 20

Add '-12' to each side of the equation.
12 + -12 + -7n = 20 + -12

Combine like terms: 12 + -12 = 0
0 + -7n = 20 + -12
-7n = 20 + -12

Combine like terms: 20 + -12 = 8
-7n = 8

Divide each side by '-7'.
n = -1.142857143

Simplifying
n = -1.142857143

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