8+3n-3=9n+9-4n

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Solution for 8+3n-3=9n+9-4n equation:


Simplifying
8 + 3n + -3 = 9n + 9 + -4n

Reorder the terms:
8 + -3 + 3n = 9n + 9 + -4n

Combine like terms: 8 + -3 = 5
5 + 3n = 9n + 9 + -4n

Reorder the terms:
5 + 3n = 9 + 9n + -4n

Combine like terms: 9n + -4n = 5n
5 + 3n = 9 + 5n

Solving
5 + 3n = 9 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
5 + 3n + -5n = 9 + 5n + -5n

Combine like terms: 3n + -5n = -2n
5 + -2n = 9 + 5n + -5n

Combine like terms: 5n + -5n = 0
5 + -2n = 9 + 0
5 + -2n = 9

Add '-5' to each side of the equation.
5 + -5 + -2n = 9 + -5

Combine like terms: 5 + -5 = 0
0 + -2n = 9 + -5
-2n = 9 + -5

Combine like terms: 9 + -5 = 4
-2n = 4

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

Simplifying
n = -2

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