8(4-a)=20

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Solution for 8(4-a)=20 equation: 


Simplifying
8(4 + -1a) = 20
(4 * 8 + -1a * 8) = 20
(32 + -8a) = 20

Solving
32 + -8a = 20

Solving for variable 'a'.

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

Add '-32' to each side of the equation.
32 + -32 + -8a = 20 + -32

Combine like terms: 32 + -32 = 0
0 + -8a = 20 + -32
-8a = 20 + -32

Combine like terms: 20 + -32 = -12
-8a = -12

Divide each side by '-8'.
a = 1.5

Simplifying
a = 1.5

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