9-n=3n+1

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Solution for 9-n=3n+1 equation:


Simplifying
9 + -1n = 3n + 1

Reorder the terms:
9 + -1n = 1 + 3n

Solving
9 + -1n = 1 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
9 + -1n + -3n = 1 + 3n + -3n

Combine like terms: -1n + -3n = -4n
9 + -4n = 1 + 3n + -3n

Combine like terms: 3n + -3n = 0
9 + -4n = 1 + 0
9 + -4n = 1

Add '-9' to each side of the equation.
9 + -9 + -4n = 1 + -9

Combine like terms: 9 + -9 = 0
0 + -4n = 1 + -9
-4n = 1 + -9

Combine like terms: 1 + -9 = -8
-4n = -8

Divide each side by '-4'.
n = 2

Simplifying
n = 2

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