document.write( "Question 384329: 15y=6+15x
\n" ); document.write( "15x-20y=-7
\n" ); document.write( "
\n" ); document.write( "I really need help and step by step instructions thank you. I need it by the 14th please!!
\n" ); document.write( "

Algebra.Com's Answer #272107 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"15y=6%2B15x\" Start with the first equation.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15y-6=15x\" Subtract 6 from both sides.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15x=15y-6\" Rearrange the equation.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15x-20y=-7\" Move onto the second equation.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15y-6-20y=-7\" Replace '15x' with '15y-6'. This is possible because \"15x=15y-6\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-5y-6=-7\" Combine like terms on the left side.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-5y=-7%2B6\" Add \"6\" to both sides.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-5y=-1\" Combine like terms on the right side.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"y=%28-1%29%2F%28-5%29\" Divide both sides by \"-5\" to isolate \"y\".\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"y=1%2F5\" Reduce.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15x=15y-6\" Go back to the equation where we isolated 15x\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15x=15%281%2F5%29-6\" Plug in \"y=1%2F5\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15x=3-6\" Multiply and reduce.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"15x=-3\" Combine like terms on the right side.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=%28-3%29%2F%2815%29\" Divide both sides by \"15\" to isolate \"x\".\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=-1%2F5\" Reduce.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So the solutions are \"x=-1%2F5\" and \"y=1%2F5\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "which form the ordered pair \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So the system is consistent and independent.
\n" ); document.write( "
\n" );