-4(3n+3)=-9(n+8)

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Solution for -4(3n+3)=-9(n+8) equation:


Simplifying
-4(3n + 3) = -9(n + 8)

Reorder the terms:
-4(3 + 3n) = -9(n + 8)
(3 * -4 + 3n * -4) = -9(n + 8)
(-12 + -12n) = -9(n + 8)

Reorder the terms:
-12 + -12n = -9(8 + n)
-12 + -12n = (8 * -9 + n * -9)
-12 + -12n = (-72 + -9n)

Solving
-12 + -12n = -72 + -9n

Solving for variable 'n'.

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

Add '9n' to each side of the equation.
-12 + -12n + 9n = -72 + -9n + 9n

Combine like terms: -12n + 9n = -3n
-12 + -3n = -72 + -9n + 9n

Combine like terms: -9n + 9n = 0
-12 + -3n = -72 + 0
-12 + -3n = -72

Add '12' to each side of the equation.
-12 + 12 + -3n = -72 + 12

Combine like terms: -12 + 12 = 0
0 + -3n = -72 + 12
-3n = -72 + 12

Combine like terms: -72 + 12 = -60
-3n = -60

Divide each side by '-3'.
n = 20

Simplifying
n = 20

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