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

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


Simplifying
-3(4n + 7) + 3(n + -6) = 0

Reorder the terms:
-3(7 + 4n) + 3(n + -6) = 0
(7 * -3 + 4n * -3) + 3(n + -6) = 0
(-21 + -12n) + 3(n + -6) = 0

Reorder the terms:
-21 + -12n + 3(-6 + n) = 0
-21 + -12n + (-6 * 3 + n * 3) = 0
-21 + -12n + (-18 + 3n) = 0

Reorder the terms:
-21 + -18 + -12n + 3n = 0

Combine like terms: -21 + -18 = -39
-39 + -12n + 3n = 0

Combine like terms: -12n + 3n = -9n
-39 + -9n = 0

Solving
-39 + -9n = 0

Solving for variable 'n'.

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

Add '39' to each side of the equation.
-39 + 39 + -9n = 0 + 39

Combine like terms: -39 + 39 = 0
0 + -9n = 0 + 39
-9n = 0 + 39

Combine like terms: 0 + 39 = 39
-9n = 39

Divide each side by '-9'.
n = -4.333333333

Simplifying
n = -4.333333333

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