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1/2(8a+2)=1
 Jan 22, 2014
 #1
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Guest:

1/2(8a+2)=1



First multiply both sides by 2 and then think about what you need to do next
 Jan 23, 2014
 #2
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1/2(8a+2) = 1

Divide both sides by half (1/2) to remove 1/2. Open the brackets and then proceed :)
 Jan 23, 2014

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