-4(4a-1)=84

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Solution for -4(4a-1)=84 equation: 


Simplifying
-4(4a + -1) = 84

Reorder the terms:
-4(-1 + 4a) = 84
(-1 * -4 + 4a * -4) = 84
(4 + -16a) = 84

Solving
4 + -16a = 84

Solving for variable 'a'.

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

Add '-4' to each side of the equation.
4 + -4 + -16a = 84 + -4

Combine like terms: 4 + -4 = 0
0 + -16a = 84 + -4
-16a = 84 + -4

Combine like terms: 84 + -4 = 80
-16a = 80

Divide each side by '-16'.
a = -5

Simplifying
a = -5

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