-5(1-4a)=-85

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Solution for -5(1-4a)=-85 equation: 


Simplifying
-5(1 + -4a) = -85
(1 * -5 + -4a * -5) = -85
(-5 + 20a) = -85

Solving
-5 + 20a = -85

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + 5 + 20a = -85 + 5

Combine like terms: -5 + 5 = 0
0 + 20a = -85 + 5
20a = -85 + 5

Combine like terms: -85 + 5 = -80
20a = -80

Divide each side by '20'.
a = -4

Simplifying
a = -4

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