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

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


Simplifying
6n + -1(2n + -9) = 9(n + 6)

Reorder the terms:
6n + -1(-9 + 2n) = 9(n + 6)
6n + (-9 * -1 + 2n * -1) = 9(n + 6)
6n + (9 + -2n) = 9(n + 6)

Reorder the terms:
9 + 6n + -2n = 9(n + 6)

Combine like terms: 6n + -2n = 4n
9 + 4n = 9(n + 6)

Reorder the terms:
9 + 4n = 9(6 + n)
9 + 4n = (6 * 9 + n * 9)
9 + 4n = (54 + 9n)

Solving
9 + 4n = 54 + 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.
9 + 4n + -9n = 54 + 9n + -9n

Combine like terms: 4n + -9n = -5n
9 + -5n = 54 + 9n + -9n

Combine like terms: 9n + -9n = 0
9 + -5n = 54 + 0
9 + -5n = 54

Add '-9' to each side of the equation.
9 + -9 + -5n = 54 + -9

Combine like terms: 9 + -9 = 0
0 + -5n = 54 + -9
-5n = 54 + -9

Combine like terms: 54 + -9 = 45
-5n = 45

Divide each side by '-5'.
n = -9

Simplifying
n = -9

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