-9=-3(2n+5)

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Solution for -9=-3(2n+5) equation:


Simplifying
-9 = -3(2n + 5)

Reorder the terms:
-9 = -3(5 + 2n)
-9 = (5 * -3 + 2n * -3)
-9 = (-15 + -6n)

Solving
-9 = -15 + -6n

Solving for variable 'n'.

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

Add '6n' to each side of the equation.
-9 + 6n = -15 + -6n + 6n

Combine like terms: -6n + 6n = 0
-9 + 6n = -15 + 0
-9 + 6n = -15

Add '9' to each side of the equation.
-9 + 9 + 6n = -15 + 9

Combine like terms: -9 + 9 = 0
0 + 6n = -15 + 9
6n = -15 + 9

Combine like terms: -15 + 9 = -6
6n = -6

Divide each side by '6'.
n = -1

Simplifying
n = -1

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