4(2a+6)=80

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Solution for 4(2a+6)=80 equation: 


Simplifying
4(2a + 6) = 80

Reorder the terms:
4(6 + 2a) = 80
(6 * 4 + 2a * 4) = 80
(24 + 8a) = 80

Solving
24 + 8a = 80

Solving for variable 'a'.

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

Add '-24' to each side of the equation.
24 + -24 + 8a = 80 + -24

Combine like terms: 24 + -24 = 0
0 + 8a = 80 + -24
8a = 80 + -24

Combine like terms: 80 + -24 = 56
8a = 56

Divide each side by '8'.
a = 7

Simplifying
a = 7

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