18=-3+4n+3n

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Solution for 18=-3+4n+3n equation:


Simplifying
18 = -3 + 4n + 3n

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

Solving
18 = -3 + 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.
18 + -7n = -3 + 7n + -7n

Combine like terms: 7n + -7n = 0
18 + -7n = -3 + 0
18 + -7n = -3

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

Combine like terms: 18 + -18 = 0
0 + -7n = -3 + -18
-7n = -3 + -18

Combine like terms: -3 + -18 = -21
-7n = -21

Divide each side by '-7'.
n = 3

Simplifying
n = 3

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