-115=1+4(5n-4)

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Solution for -115=1+4(5n-4) equation:


Simplifying
-115 = 1 + 4(5n + -4)

Reorder the terms:
-115 = 1 + 4(-4 + 5n)
-115 = 1 + (-4 * 4 + 5n * 4)
-115 = 1 + (-16 + 20n)

Combine like terms: 1 + -16 = -15
-115 = -15 + 20n

Solving
-115 = -15 + 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.
-115 + -20n = -15 + 20n + -20n

Combine like terms: 20n + -20n = 0
-115 + -20n = -15 + 0
-115 + -20n = -15

Add '115' to each side of the equation.
-115 + 115 + -20n = -15 + 115

Combine like terms: -115 + 115 = 0
0 + -20n = -15 + 115
-20n = -15 + 115

Combine like terms: -15 + 115 = 100
-20n = 100

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

Simplifying
n = -5

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