9=-2(n+-3)+13

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Solution for 9=-2(n+-3)+13 equation:


Simplifying
9 = -2(n + -3) + 13

Reorder the terms:
9 = -2(-3 + n) + 13
9 = (-3 * -2 + n * -2) + 13
9 = (6 + -2n) + 13

Reorder the terms:
9 = 6 + 13 + -2n

Combine like terms: 6 + 13 = 19
9 = 19 + -2n

Solving
9 = 19 + -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.
9 + 2n = 19 + -2n + 2n

Combine like terms: -2n + 2n = 0
9 + 2n = 19 + 0
9 + 2n = 19

Add '-9' to each side of the equation.
9 + -9 + 2n = 19 + -9

Combine like terms: 9 + -9 = 0
0 + 2n = 19 + -9
2n = 19 + -9

Combine like terms: 19 + -9 = 10
2n = 10

Divide each side by '2'.
n = 5

Simplifying
n = 5

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