3(4n+5)=2n+55

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Solution for 3(4n+5)=2n+55 equation:


Simplifying
3(4n + 5) = 2n + 55

Reorder the terms:
3(5 + 4n) = 2n + 55
(5 * 3 + 4n * 3) = 2n + 55
(15 + 12n) = 2n + 55

Reorder the terms:
15 + 12n = 55 + 2n

Solving
15 + 12n = 55 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
15 + 12n + -2n = 55 + 2n + -2n

Combine like terms: 12n + -2n = 10n
15 + 10n = 55 + 2n + -2n

Combine like terms: 2n + -2n = 0
15 + 10n = 55 + 0
15 + 10n = 55

Add '-15' to each side of the equation.
15 + -15 + 10n = 55 + -15

Combine like terms: 15 + -15 = 0
0 + 10n = 55 + -15
10n = 55 + -15

Combine like terms: 55 + -15 = 40
10n = 40

Divide each side by '10'.
n = 4

Simplifying
n = 4

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