document.write( "Question 323531: Solve by using substitution
\n" ); document.write( "x - 5y = -4
\n" ); document.write( "x + 8y = -4 \n" ); document.write( "

Algebra.Com's Answer #231503 by rfer(16322) $\"\"$ $\"About$

You can put this solution on YOUR website!
x-5y=-4 x=+5y-4
\n" ); document.write( "x+8y=-4
\n" ); document.write( "5y-4+8y=-4
\n" ); document.write( "13y=0
\n" ); document.write( "y=0
\n" ); document.write( "(-4,0) \n" ); document.write( "

\n" );