8-5n=3n-4(n-9)

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Solution for 8-5n=3n-4(n-9) equation:


Simplifying
8 + -5n = 3n + -4(n + -9)

Reorder the terms:
8 + -5n = 3n + -4(-9 + n)
8 + -5n = 3n + (-9 * -4 + n * -4)
8 + -5n = 3n + (36 + -4n)

Reorder the terms:
8 + -5n = 36 + 3n + -4n

Combine like terms: 3n + -4n = -1n
8 + -5n = 36 + -1n

Solving
8 + -5n = 36 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
8 + -5n + n = 36 + -1n + n

Combine like terms: -5n + n = -4n
8 + -4n = 36 + -1n + n

Combine like terms: -1n + n = 0
8 + -4n = 36 + 0
8 + -4n = 36

Add '-8' to each side of the equation.
8 + -8 + -4n = 36 + -8

Combine like terms: 8 + -8 = 0
0 + -4n = 36 + -8
-4n = 36 + -8

Combine like terms: 36 + -8 = 28
-4n = 28

Divide each side by '-4'.
n = -7

Simplifying
n = -7

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