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Alan, Benny and Charles had a total of $750 at first. Alan gave $30 to Benny. Benny gave $50 to Charles. Each of them then had the same amount of money. How much money did each boy have at first?

 Apr 6, 2021
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$a+b+c=750$

$a-30, b+30, c$

$a-30, b-20, c+50$

$a-30=b-20=c+50$

 

Solve.

 Apr 7, 2021

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