-2(n+9)=45

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Solution for -2(n+9)=45 equation:


Simplifying
-2(n + 9) = 45

Reorder the terms:
-2(9 + n) = 45
(9 * -2 + n * -2) = 45
(-18 + -2n) = 45

Solving
-18 + -2n = 45

Solving for variable 'n'.

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

Add '18' to each side of the equation.
-18 + 18 + -2n = 45 + 18

Combine like terms: -18 + 18 = 0
0 + -2n = 45 + 18
-2n = 45 + 18

Combine like terms: 45 + 18 = 63
-2n = 63

Divide each side by '-2'.
n = -31.5

Simplifying
n = -31.5

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