-4(1+3n)=45

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Solution for -4(1+3n)=45 equation: 


Simplifying
-4(1 + 3n) = 45
(1 * -4 + 3n * -4) = 45
(-4 + -12n) = 45

Solving
-4 + -12n = 45

Solving for variable 'n'.

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

Add '4' to each side of the equation.
-4 + 4 + -12n = 45 + 4

Combine like terms: -4 + 4 = 0
0 + -12n = 45 + 4
-12n = 45 + 4

Combine like terms: 45 + 4 = 49
-12n = 49

Divide each side by '-12'.
n = -4.083333333

Simplifying
n = -4.083333333

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