4n+3+3n=31

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Solution for 4n+3+3n=31 equation: 


Simplifying
4n + 3 + 3n = 31

Reorder the terms:
3 + 4n + 3n = 31

Combine like terms: 4n + 3n = 7n
3 + 7n = 31

Solving
3 + 7n = 31

Solving for variable 'n'.

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

Add '-3' to each side of the equation.
3 + -3 + 7n = 31 + -3

Combine like terms: 3 + -3 = 0
0 + 7n = 31 + -3
7n = 31 + -3

Combine like terms: 31 + -3 = 28
7n = 28

Divide each side by '7'.
n = 4

Simplifying
n = 4

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