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

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


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

Reorder the terms:
-2n + -5(-6 + n) = 9
-2n + (-6 * -5 + n * -5) = 9
-2n + (30 + -5n) = 9

Reorder the terms:
30 + -2n + -5n = 9

Combine like terms: -2n + -5n = -7n
30 + -7n = 9

Solving
30 + -7n = 9

Solving for variable 'n'.

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

Add '-30' to each side of the equation.
30 + -30 + -7n = 9 + -30

Combine like terms: 30 + -30 = 0
0 + -7n = 9 + -30
-7n = 9 + -30

Combine like terms: 9 + -30 = -21
-7n = -21

Divide each side by '-7'.
n = 3

Simplifying
n = 3

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