5(3n-4)=(7n+2)+8

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Solution for 5(3n-4)=(7n+2)+8 equation:


Simplifying
5(3n + -4) = (7n + 2) + 8

Reorder the terms:
5(-4 + 3n) = (7n + 2) + 8
(-4 * 5 + 3n * 5) = (7n + 2) + 8
(-20 + 15n) = (7n + 2) + 8

Reorder the terms:
-20 + 15n = (2 + 7n) + 8

Remove parenthesis around (2 + 7n)
-20 + 15n = 2 + 7n + 8

Reorder the terms:
-20 + 15n = 2 + 8 + 7n

Combine like terms: 2 + 8 = 10
-20 + 15n = 10 + 7n

Solving
-20 + 15n = 10 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
-20 + 15n + -7n = 10 + 7n + -7n

Combine like terms: 15n + -7n = 8n
-20 + 8n = 10 + 7n + -7n

Combine like terms: 7n + -7n = 0
-20 + 8n = 10 + 0
-20 + 8n = 10

Add '20' to each side of the equation.
-20 + 20 + 8n = 10 + 20

Combine like terms: -20 + 20 = 0
0 + 8n = 10 + 20
8n = 10 + 20

Combine like terms: 10 + 20 = 30
8n = 30

Divide each side by '8'.
n = 3.75

Simplifying
n = 3.75

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