3(2n+1)+7=20

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Solution for 3(2n+1)+7=20 equation: 


Simplifying
3(2n + 1) + 7 = 20

Reorder the terms:
3(1 + 2n) + 7 = 20
(1 * 3 + 2n * 3) + 7 = 20
(3 + 6n) + 7 = 20

Reorder the terms:
3 + 7 + 6n = 20

Combine like terms: 3 + 7 = 10
10 + 6n = 20

Solving
10 + 6n = 20

Solving for variable 'n'.

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

Add '-10' to each side of the equation.
10 + -10 + 6n = 20 + -10

Combine like terms: 10 + -10 = 0
0 + 6n = 20 + -10
6n = 20 + -10

Combine like terms: 20 + -10 = 10
6n = 10

Divide each side by '6'.
n = 1.666666667

Simplifying
n = 1.666666667

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