5n+4=31-4n

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Solution for 5n+4=31-4n equation:


Simplifying
5n + 4 = 31 + -4n

Reorder the terms:
4 + 5n = 31 + -4n

Solving
4 + 5n = 31 + -4n

Solving for variable 'n'.

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

Add '4n' to each side of the equation.
4 + 5n + 4n = 31 + -4n + 4n

Combine like terms: 5n + 4n = 9n
4 + 9n = 31 + -4n + 4n

Combine like terms: -4n + 4n = 0
4 + 9n = 31 + 0
4 + 9n = 31

Add '-4' to each side of the equation.
4 + -4 + 9n = 31 + -4

Combine like terms: 4 + -4 = 0
0 + 9n = 31 + -4
9n = 31 + -4

Combine like terms: 31 + -4 = 27
9n = 27

Divide each side by '9'.
n = 3

Simplifying
n = 3

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