document.write( "Question 450945: The ratio of two numbers is 5:7. If 6 is added to each number, the ratio of the numbers is 7:9. What are the numbers? \n" ); document.write( "

Algebra.Com's Answer #310119 by robertb(5830) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"x%2Fy+=+5%2F7\"$ ==> $\"y+=+%287%2F5%29x\"$ \r
\n" ); document.write( "\n" ); document.write( "==> $\"%28x%2B6%29%2F%28y%2B6%29+=+7%2F9\"$ ==> $\"%28x%2B6%29%2F%28%287%2F5%29x+%2B+6%29+=+7%2F9\"$ \r
\n" ); document.write( "\n" ); document.write( "==> $\"%285%28x%2B6%29%29%2F%287x+%2B+30%29+=+7%2F9\"$ \r
\n" ); document.write( "\n" ); document.write( "45(x+6) = 7(7x + 30)\r
\n" ); document.write( "\n" ); document.write( "45x + 270 = 49x + 210\r
\n" ); document.write( "\n" ); document.write( "60 = 4x\r
\n" ); document.write( "\n" ); document.write( "x = 15.\r
\n" ); document.write( "\n" ); document.write( "==> y = 21. \n" ); document.write( "

\n" );