3n-8=7n+8

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Solution for 3n-8=7n+8 equation:


Simplifying
3n + -8 = 7n + 8

Reorder the terms:
-8 + 3n = 7n + 8

Reorder the terms:
-8 + 3n = 8 + 7n

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

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

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

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

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

Combine like terms: 8 + 8 = 16
-4n = 16

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

Simplifying
n = -4

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