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2(4a+6)=20

 Jul 22, 2020
 #1
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+8

To do this, we first need to expand the equation. This will be : 

8a+12=20

Subtracting 12 from both sides, we get:

8a=8

Divide both sides by 8, and we get:

a=1

 Jul 22, 2020

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