2(3n-1)+2n=31

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Solution for 2(3n-1)+2n=31 equation:


Simplifying
2(3n + -1) + 2n = 31

Reorder the terms:
2(-1 + 3n) + 2n = 31
(-1 * 2 + 3n * 2) + 2n = 31
(-2 + 6n) + 2n = 31

Combine like terms: 6n + 2n = 8n
-2 + 8n = 31

Solving
-2 + 8n = 31

Solving for variable 'n'.

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

Add '2' to each side of the equation.
-2 + 2 + 8n = 31 + 2

Combine like terms: -2 + 2 = 0
0 + 8n = 31 + 2
8n = 31 + 2

Combine like terms: 31 + 2 = 33
8n = 33

Divide each side by '8'.
n = 4.125

Simplifying
n = 4.125

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