20-5n-8(1+7n)=-8

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Solution for 20-5n-8(1+7n)=-8 equation:


Simplifying
20 + -5n + -8(1 + 7n) = -8
20 + -5n + (1 * -8 + 7n * -8) = -8
20 + -5n + (-8 + -56n) = -8

Reorder the terms:
20 + -8 + -5n + -56n = -8

Combine like terms: 20 + -8 = 12
12 + -5n + -56n = -8

Combine like terms: -5n + -56n = -61n
12 + -61n = -8

Solving
12 + -61n = -8

Solving for variable 'n'.

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

Add '-12' to each side of the equation.
12 + -12 + -61n = -8 + -12

Combine like terms: 12 + -12 = 0
0 + -61n = -8 + -12
-61n = -8 + -12

Combine like terms: -8 + -12 = -20
-61n = -20

Divide each side by '-61'.
n = 0.3278688525

Simplifying
n = 0.3278688525

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