-3(n-6)=12(n-4)+7

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Solution for -3(n-6)=12(n-4)+7 equation:


Simplifying
-3(n + -6) = 12(n + -4) + 7

Reorder the terms:
-3(-6 + n) = 12(n + -4) + 7
(-6 * -3 + n * -3) = 12(n + -4) + 7
(18 + -3n) = 12(n + -4) + 7

Reorder the terms:
18 + -3n = 12(-4 + n) + 7
18 + -3n = (-4 * 12 + n * 12) + 7
18 + -3n = (-48 + 12n) + 7

Reorder the terms:
18 + -3n = -48 + 7 + 12n

Combine like terms: -48 + 7 = -41
18 + -3n = -41 + 12n

Solving
18 + -3n = -41 + 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
18 + -3n + -12n = -41 + 12n + -12n

Combine like terms: -3n + -12n = -15n
18 + -15n = -41 + 12n + -12n

Combine like terms: 12n + -12n = 0
18 + -15n = -41 + 0
18 + -15n = -41

Add '-18' to each side of the equation.
18 + -18 + -15n = -41 + -18

Combine like terms: 18 + -18 = 0
0 + -15n = -41 + -18
-15n = -41 + -18

Combine like terms: -41 + -18 = -59
-15n = -59

Divide each side by '-15'.
n = 3.933333333

Simplifying
n = 3.933333333

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