-2=-2(n-9)

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


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

Reorder the terms:
-2 = -2(-9 + n)
-2 = (-9 * -2 + n * -2)
-2 = (18 + -2n)

Solving
-2 = 18 + -2n

Solving for variable 'n'.

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

Add '2n' to each side of the equation.
-2 + 2n = 18 + -2n + 2n

Combine like terms: -2n + 2n = 0
-2 + 2n = 18 + 0
-2 + 2n = 18

Add '2' to each side of the equation.
-2 + 2 + 2n = 18 + 2

Combine like terms: -2 + 2 = 0
0 + 2n = 18 + 2
2n = 18 + 2

Combine like terms: 18 + 2 = 20
2n = 20

Divide each side by '2'.
n = 10

Simplifying
n = 10

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