7n-18=3n+6

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Solution for 7n-18=3n+6 equation:


Simplifying
7n + -18 = 3n + 6

Reorder the terms:
-18 + 7n = 3n + 6

Reorder the terms:
-18 + 7n = 6 + 3n

Solving
-18 + 7n = 6 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
-18 + 7n + -3n = 6 + 3n + -3n

Combine like terms: 7n + -3n = 4n
-18 + 4n = 6 + 3n + -3n

Combine like terms: 3n + -3n = 0
-18 + 4n = 6 + 0
-18 + 4n = 6

Add '18' to each side of the equation.
-18 + 18 + 4n = 6 + 18

Combine like terms: -18 + 18 = 0
0 + 4n = 6 + 18
4n = 6 + 18

Combine like terms: 6 + 18 = 24
4n = 24

Divide each side by '4'.
n = 6

Simplifying
n = 6

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