-3(3-4n)=-57

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Solution for -3(3-4n)=-57 equation: 


Simplifying
-3(3 + -4n) = -57
(3 * -3 + -4n * -3) = -57
(-9 + 12n) = -57

Solving
-9 + 12n = -57

Solving for variable 'n'.

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

Add '9' to each side of the equation.
-9 + 9 + 12n = -57 + 9

Combine like terms: -9 + 9 = 0
0 + 12n = -57 + 9
12n = -57 + 9

Combine like terms: -57 + 9 = -48
12n = -48

Divide each side by '12'.
n = -4

Simplifying
n = -4

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