-n-5(-n-4)=-(8n-1)

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Solution for -n-5(-n-4)=-(8n-1) equation:


Simplifying
-1n + -5(-1n + -4) = -1(8n + -1)

Reorder the terms:
-1n + -5(-4 + -1n) = -1(8n + -1)
-1n + (-4 * -5 + -1n * -5) = -1(8n + -1)
-1n + (20 + 5n) = -1(8n + -1)

Reorder the terms:
20 + -1n + 5n = -1(8n + -1)

Combine like terms: -1n + 5n = 4n
20 + 4n = -1(8n + -1)

Reorder the terms:
20 + 4n = -1(-1 + 8n)
20 + 4n = (-1 * -1 + 8n * -1)
20 + 4n = (1 + -8n)

Solving
20 + 4n = 1 + -8n

Solving for variable 'n'.

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

Add '8n' to each side of the equation.
20 + 4n + 8n = 1 + -8n + 8n

Combine like terms: 4n + 8n = 12n
20 + 12n = 1 + -8n + 8n

Combine like terms: -8n + 8n = 0
20 + 12n = 1 + 0
20 + 12n = 1

Add '-20' to each side of the equation.
20 + -20 + 12n = 1 + -20

Combine like terms: 20 + -20 = 0
0 + 12n = 1 + -20
12n = 1 + -20

Combine like terms: 1 + -20 = -19
12n = -19

Divide each side by '12'.
n = -1.583333333

Simplifying
n = -1.583333333

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