-4(4-5n)+1=155

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Solution for -4(4-5n)+1=155 equation: 


Simplifying
-4(4 + -5n) + 1 = 155
(4 * -4 + -5n * -4) + 1 = 155
(-16 + 20n) + 1 = 155

Reorder the terms:
-16 + 1 + 20n = 155

Combine like terms: -16 + 1 = -15
-15 + 20n = 155

Solving
-15 + 20n = 155

Solving for variable 'n'.

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

Add '15' to each side of the equation.
-15 + 15 + 20n = 155 + 15

Combine like terms: -15 + 15 = 0
0 + 20n = 155 + 15
20n = 155 + 15

Combine like terms: 155 + 15 = 170
20n = 170

Divide each side by '20'.
n = 8.5

Simplifying
n = 8.5

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