document.write( "Question 555221: One number is 8 times another number. It is also 15 more than 3 three times the other number. Find the numbers and show all work.\r
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document.write( "What do I do? \n" );
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Algebra.Com's Answer #361792 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! Here's what you do! \n" ); document.write( ": \n" ); document.write( "let x = \"one number\" \n" ); document.write( "let y = \"another number \n" ); document.write( ": \n" ); document.write( "You write an equation for each statement: \n" ); document.write( ": \n" ); document.write( "\"One number is 8 times another number.\" \n" ); document.write( "x = 8y \n" ); document.write( ": \n" ); document.write( "\"It is also 15 more than 3 three times the other number.\" \n" ); document.write( "x = 3y + 15 \n" ); document.write( ": \n" ); document.write( "From the 1st statement, we know that x=8y, so replace x with 8y in the 2nd eq \n" ); document.write( "8y = 3y + 15 \n" ); document.write( "8y - 3y = 15 \n" ); document.write( "5y = 15 \n" ); document.write( "y = 15/5 \n" ); document.write( "y = 3 \n" ); document.write( ": \n" ); document.write( "I'm going to leave something for you to do. \n" ); document.write( "You can find x using the 1st equation (x=8y), then check both solutions in the 2nd statement \n" ); document.write( ": \n" ); document.write( "How did you do on this? c\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |