-2n-1(-9-4n)=8

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Solution for -2n-1(-9-4n)=8 equation:


Simplifying
-2n + -1(-9 + -4n) = 8
-2n + (-9 * -1 + -4n * -1) = 8
-2n + (9 + 4n) = 8

Reorder the terms:
9 + -2n + 4n = 8

Combine like terms: -2n + 4n = 2n
9 + 2n = 8

Solving
9 + 2n = 8

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + 2n = 8 + -9

Combine like terms: 9 + -9 = 0
0 + 2n = 8 + -9
2n = 8 + -9

Combine like terms: 8 + -9 = -1
2n = -1

Divide each side by '2'.
n = -0.5

Simplifying
n = -0.5

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