document.write( "Question 498259: I have a question on this problem.....If r = 5z then 15 z = 3y, then r = ?????\r
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document.write( "The answer is = y but to get there we divided by 3, my question lies on how did we come to use 3 ? Can you put another example problem like this one so i can see the relation to this problem? \r
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document.write( "Greatly appreciated.
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document.write( "-Paul \n" );
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Algebra.Com's Answer #336993 by Theo(13342)![]() ![]() You can put this solution on YOUR website! if r = 5z and 15z = 3y, then r = ????? \n" ); document.write( "take 15z = 3y and solve for z. \n" ); document.write( "you get: \n" ); document.write( "z = 3y/15 \n" ); document.write( "not you take r = 5z and you substitute for z to get: \n" ); document.write( "r = 5 * 3y/15 which becomes: \n" ); document.write( "r = 15y/15 which becomes: \n" ); document.write( "r = y\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |