document.write( "Question 99950: How does this work?\r
\n" ); document.write( "\n" ); document.write( "Choose the ordered pair that is a solution to the system of equations. \r
\n" ); document.write( "\n" ); document.write( "-3x + 2y = 10 \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "-2x - y = -5 \r
\n" ); document.write( "\n" ); document.write( " (-2, 5)
\n" ); document.write( " (2, -5)
\n" ); document.write( " (0, -5)
\n" ); document.write( " (0, 5) \r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #72751 by fastblue(13)\"\" \"About 
You can put this solution on YOUR website!
-3x + 2y = 10
\n" ); document.write( "-2x - y = -5
\n" ); document.write( "Multiply 2nd equation by two and add to first
\n" ); document.write( "Gives you -5X =0, so x=0, then substitute back in and gives
\n" ); document.write( "you y =5, so the ordered pair that solves the equation
\n" ); document.write( "is (0,5)
\n" ); document.write( "(-2, 5)
\n" ); document.write( "(2, -5)
\n" ); document.write( "(0, -5)
\n" ); document.write( "(0, 5) \r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );