Homework Help: math

Posted by Katherine on Monday, December 6, 2010 at 6:12pm.

Andy had 20% fewer marbles than Henry. When Andy gave 80 marbles to Henry, the number of marbles he had left was half of what Henry had. How many marbles did Andy have in the beginning?

please help me

math - riley, Monday, December 6, 2010 at 6:16pm
160
math - Katherine, Monday, December 6, 2010 at 6:35pm
but how did u get the answer
math - riley, Monday, December 6, 2010 at 7:15pm
wait i did that wrong...sorry i read the question wrong!

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