document.write( "Question 109765: Solve the systems by substition. \r
\n" ); document.write( "\n" ); document.write( "5x – 2y = -5
\n" ); document.write( "y – 5x = 3
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #80048 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
1.\"5x-2y+=+-5\"
\n" ); document.write( "2.\"y-5x+=+3\"
\n" ); document.write( "Let's use equation 1 and substitute into equation 2.
\n" ); document.write( "1.\"5x+%96+2y+=+-5\"
\n" ); document.write( "\"5x=2y-5\"
\n" ); document.write( "Now substitute into 2.
\n" ); document.write( "2.\"y-5x=3\"
\n" ); document.write( "\"y-%282y-5%29=3\"
\n" ); document.write( "\"y-2y%2B5=3\"
\n" ); document.write( "\"-y%2B5=3\"
\n" ); document.write( "\"-y%2B5-5=3-5\"
\n" ); document.write( "\"-y=-2\"
\n" ); document.write( "\"y=2\"
\n" ); document.write( "From 2,
\n" ); document.write( "\"y-5x=3\"
\n" ); document.write( "\"2-5x=3\"
\n" ); document.write( "\"-5x=1\"
\n" ); document.write( "\"x=-1%2F5\"
\n" ); document.write( "\"+graph%28+300%2C+300%2C+-2%2C+2%2C+-2%2C+4%2C+3%2B5x%2C+%285%2F2%29x%2B5%2F2%29+\"
\n" ); document.write( "
\n" );