document.write( "Question 117529This question is from textbook Algebra 1
\n" ); document.write( ": Please help me with this problem. Thank you!\r
\n" ); document.write( "\n" ); document.write( "3x-y=4
\n" ); document.write( "3x+2y=-17
\n" ); document.write( "

Algebra.Com's Answer #85498 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
3X-Y=4 NOW MULTIPLY THE SECOND EQUATION BY -1 & ADD
\n" ); document.write( "-3X-2Y=17
\n" ); document.write( "--------------------------
\n" ); document.write( "-3X=21
\n" ); document.write( "X=21/-3
\n" ); document.write( "X=-7 ANSWER.
\n" ); document.write( "3(-7)-2Y=17
\n" ); document.write( "-21-2Y=17
\n" ); document.write( "-2Y=17+21
\n" ); document.write( "-2Y=38
\n" ); document.write( "Y=38/-2
\n" ); document.write( "Y=-19 ANSWER.
\n" ); document.write( "PROOF
\n" ); document.write( "3*-7-2*-19=17
\n" ); document.write( "-21+38=17
\n" ); document.write( "17=17
\n" ); document.write( "
\n" );