4n+8+3(2n)=128

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Solution for 4n+8+3(2n)=128 equation:


Simplifying
4n + 8 + 3(2n) = 128

Remove parenthesis around (2n)
4n + 8 + 3 * 2n = 128

Multiply 3 * 2
4n + 8 + 6n = 128

Reorder the terms:
8 + 4n + 6n = 128

Combine like terms: 4n + 6n = 10n
8 + 10n = 128

Solving
8 + 10n = 128

Solving for variable 'n'.

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

Add '-8' to each side of the equation.
8 + -8 + 10n = 128 + -8

Combine like terms: 8 + -8 = 0
0 + 10n = 128 + -8
10n = 128 + -8

Combine like terms: 128 + -8 = 120
10n = 120

Divide each side by '10'.
n = 12

Simplifying
n = 12

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