7n-3n+2=18

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Solution for 7n-3n+2=18 equation:


Simplifying
7n + -3n + 2 = 18

Reorder the terms:
2 + 7n + -3n = 18

Combine like terms: 7n + -3n = 4n
2 + 4n = 18

Solving
2 + 4n = 18

Solving for variable 'n'.

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

Add '-2' to each side of the equation.
2 + -2 + 4n = 18 + -2

Combine like terms: 2 + -2 = 0
0 + 4n = 18 + -2
4n = 18 + -2

Combine like terms: 18 + -2 = 16
4n = 16

Divide each side by '4'.
n = 4

Simplifying
n = 4

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