4(n-3)-3n=18

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Solution for 4(n-3)-3n=18 equation:


Simplifying
4(n + -3) + -3n = 18

Reorder the terms:
4(-3 + n) + -3n = 18
(-3 * 4 + n * 4) + -3n = 18
(-12 + 4n) + -3n = 18

Combine like terms: 4n + -3n = 1n
-12 + 1n = 18

Solving
-12 + 1n = 18

Solving for variable 'n'.

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

Add '12' to each side of the equation.
-12 + 12 + 1n = 18 + 12

Combine like terms: -12 + 12 = 0
0 + 1n = 18 + 12
1n = 18 + 12

Combine like terms: 18 + 12 = 30
1n = 30

Divide each side by '1'.
n = 30

Simplifying
n = 30

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