-4(2n-5)=8n-20

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Solution for -4(2n-5)=8n-20 equation: 


Simplifying
-4(2n + -5) = 8n + -20

Reorder the terms:
-4(-5 + 2n) = 8n + -20
(-5 * -4 + 2n * -4) = 8n + -20
(20 + -8n) = 8n + -20

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

Solving
20 + -8n = -20 + 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 + -8n + -8n = -20 + 8n + -8n

Combine like terms: -8n + -8n = -16n
20 + -16n = -20 + 8n + -8n

Combine like terms: 8n + -8n = 0
20 + -16n = -20 + 0
20 + -16n = -20

Add '-20' to each side of the equation.
20 + -20 + -16n = -20 + -20

Combine like terms: 20 + -20 = 0
0 + -16n = -20 + -20
-16n = -20 + -20

Combine like terms: -20 + -20 = -40
-16n = -40

Divide each side by '-16'.
n = 2.5

Simplifying
n = 2.5

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