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

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


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

Reorder the terms:
2(20 + -5n) = -4n + -20
(20 * 2 + -5n * 2) = -4n + -20
(40 + -10n) = -4n + -20

Reorder the terms:
40 + -10n = -20 + -4n

Solving
40 + -10n = -20 + -4n

Solving for variable 'n'.

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

Add '4n' to each side of the equation.
40 + -10n + 4n = -20 + -4n + 4n

Combine like terms: -10n + 4n = -6n
40 + -6n = -20 + -4n + 4n

Combine like terms: -4n + 4n = 0
40 + -6n = -20 + 0
40 + -6n = -20

Add '-40' to each side of the equation.
40 + -40 + -6n = -20 + -40

Combine like terms: 40 + -40 = 0
0 + -6n = -20 + -40
-6n = -20 + -40

Combine like terms: -20 + -40 = -60
-6n = -60

Divide each side by '-6'.
n = 10

Simplifying
n = 10

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