6n-18=4(n+2.1)

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Solution for 6n-18=4(n+2.1) equation:


Simplifying
6n + -18 = 4(n + 2.1)

Reorder the terms:
-18 + 6n = 4(n + 2.1)

Reorder the terms:
-18 + 6n = 4(2.1 + n)
-18 + 6n = (2.1 * 4 + n * 4)
-18 + 6n = (8.4 + 4n)

Solving
-18 + 6n = 8.4 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-18 + 6n + -4n = 8.4 + 4n + -4n

Combine like terms: 6n + -4n = 2n
-18 + 2n = 8.4 + 4n + -4n

Combine like terms: 4n + -4n = 0
-18 + 2n = 8.4 + 0
-18 + 2n = 8.4

Add '18' to each side of the equation.
-18 + 18 + 2n = 8.4 + 18

Combine like terms: -18 + 18 = 0
0 + 2n = 8.4 + 18
2n = 8.4 + 18

Combine like terms: 8.4 + 18 = 26.4
2n = 26.4

Divide each side by '2'.
n = 13.2

Simplifying
n = 13.2

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