4(3n-5)=(5n+1)+9

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Solution for 4(3n-5)=(5n+1)+9 equation:


Simplifying
4(3n + -5) = (5n + 1) + 9

Reorder the terms:
4(-5 + 3n) = (5n + 1) + 9
(-5 * 4 + 3n * 4) = (5n + 1) + 9
(-20 + 12n) = (5n + 1) + 9

Reorder the terms:
-20 + 12n = (1 + 5n) + 9

Remove parenthesis around (1 + 5n)
-20 + 12n = 1 + 5n + 9

Reorder the terms:
-20 + 12n = 1 + 9 + 5n

Combine like terms: 1 + 9 = 10
-20 + 12n = 10 + 5n

Solving
-20 + 12n = 10 + 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.
-20 + 12n + -5n = 10 + 5n + -5n

Combine like terms: 12n + -5n = 7n
-20 + 7n = 10 + 5n + -5n

Combine like terms: 5n + -5n = 0
-20 + 7n = 10 + 0
-20 + 7n = 10

Add '20' to each side of the equation.
-20 + 20 + 7n = 10 + 20

Combine like terms: -20 + 20 = 0
0 + 7n = 10 + 20
7n = 10 + 20

Combine like terms: 10 + 20 = 30
7n = 30

Divide each side by '7'.
n = 4.285714286

Simplifying
n = 4.285714286

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