3(7-2n)=6(n+2)

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Solution for 3(7-2n)=6(n+2) equation:


Simplifying
3(7 + -2n) = 6(n + 2)
(7 * 3 + -2n * 3) = 6(n + 2)
(21 + -6n) = 6(n + 2)

Reorder the terms:
21 + -6n = 6(2 + n)
21 + -6n = (2 * 6 + n * 6)
21 + -6n = (12 + 6n)

Solving
21 + -6n = 12 + 6n

Solving for variable 'n'.

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

Add '-6n' to each side of the equation.
21 + -6n + -6n = 12 + 6n + -6n

Combine like terms: -6n + -6n = -12n
21 + -12n = 12 + 6n + -6n

Combine like terms: 6n + -6n = 0
21 + -12n = 12 + 0
21 + -12n = 12

Add '-21' to each side of the equation.
21 + -21 + -12n = 12 + -21

Combine like terms: 21 + -21 = 0
0 + -12n = 12 + -21
-12n = 12 + -21

Combine like terms: 12 + -21 = -9
-12n = -9

Divide each side by '-12'.
n = 0.75

Simplifying
n = 0.75

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