Teacher2Teacher 
Q&A #19812 
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From: Robert <cav@verogem.com> To: Teacher2Teacher Public Discussion Date: 2009092108:43:19 Subject: Re: math 3d+ 16= d4; Subtract d from both sides, 3dd+16= dd4; get 2d+16= 4;Subtract 16 from both sides,2d+1616= 416 and get 2d=20;devide both sides by 2 ,2d/2=20/2;result is d= 10. I hope this helps. Robert
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