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

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


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

Reorder the terms:
(8 + 3n) = (7n + -4)

Remove parenthesis around (8 + 3n)
8 + 3n = (7n + -4)

Reorder the terms:
8 + 3n = (-4 + 7n)

Remove parenthesis around (-4 + 7n)
8 + 3n = -4 + 7n

Solving
8 + 3n = -4 + 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.
8 + 3n + -7n = -4 + 7n + -7n

Combine like terms: 3n + -7n = -4n
8 + -4n = -4 + 7n + -7n

Combine like terms: 7n + -7n = 0
8 + -4n = -4 + 0
8 + -4n = -4

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

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

Combine like terms: -4 + -8 = -12
-4n = -12

Divide each side by '-4'.
n = 3

Simplifying
n = 3

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