-9-2(6+12n)=5n+5(-5n-9)

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Solution for -9-2(6+12n)=5n+5(-5n-9) equation:


Simplifying
-9 + -2(6 + 12n) = 5n + 5(-5n + -9)
-9 + (6 * -2 + 12n * -2) = 5n + 5(-5n + -9)
-9 + (-12 + -24n) = 5n + 5(-5n + -9)

Combine like terms: -9 + -12 = -21
-21 + -24n = 5n + 5(-5n + -9)

Reorder the terms:
-21 + -24n = 5n + 5(-9 + -5n)
-21 + -24n = 5n + (-9 * 5 + -5n * 5)
-21 + -24n = 5n + (-45 + -25n)

Reorder the terms:
-21 + -24n = -45 + 5n + -25n

Combine like terms: 5n + -25n = -20n
-21 + -24n = -45 + -20n

Solving
-21 + -24n = -45 + -20n

Solving for variable 'n'.

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

Add '20n' to each side of the equation.
-21 + -24n + 20n = -45 + -20n + 20n

Combine like terms: -24n + 20n = -4n
-21 + -4n = -45 + -20n + 20n

Combine like terms: -20n + 20n = 0
-21 + -4n = -45 + 0
-21 + -4n = -45

Add '21' to each side of the equation.
-21 + 21 + -4n = -45 + 21

Combine like terms: -21 + 21 = 0
0 + -4n = -45 + 21
-4n = -45 + 21

Combine like terms: -45 + 21 = -24
-4n = -24

Divide each side by '-4'.
n = 6

Simplifying
n = 6

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