-91=-5(-1-4n)+4

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Solution for -91=-5(-1-4n)+4 equation:


Simplifying
-91 = -5(-1 + -4n) + 4
-91 = (-1 * -5 + -4n * -5) + 4
-91 = (5 + 20n) + 4

Reorder the terms:
-91 = 5 + 4 + 20n

Combine like terms: 5 + 4 = 9
-91 = 9 + 20n

Solving
-91 = 9 + 20n

Solving for variable 'n'.

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

Add '-20n' to each side of the equation.
-91 + -20n = 9 + 20n + -20n

Combine like terms: 20n + -20n = 0
-91 + -20n = 9 + 0
-91 + -20n = 9

Add '91' to each side of the equation.
-91 + 91 + -20n = 9 + 91

Combine like terms: -91 + 91 = 0
0 + -20n = 9 + 91
-20n = 9 + 91

Combine like terms: 9 + 91 = 100
-20n = 100

Divide each side by '-20'.
n = -5

Simplifying
n = -5

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