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

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


Simplifying
3(2n + -6) = -1(n + -3)

Reorder the terms:
3(-6 + 2n) = -1(n + -3)
(-6 * 3 + 2n * 3) = -1(n + -3)
(-18 + 6n) = -1(n + -3)

Reorder the terms:
-18 + 6n = -1(-3 + n)
-18 + 6n = (-3 * -1 + n * -1)
-18 + 6n = (3 + -1n)

Solving
-18 + 6n = 3 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-18 + 6n + n = 3 + -1n + n

Combine like terms: 6n + n = 7n
-18 + 7n = 3 + -1n + n

Combine like terms: -1n + n = 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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