document.write( "Question 17157: y+3x= -5
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document.write( "2y-3x= 9\r
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document.write( "I'm supposed to use elimination to find the solution, but I keep coming up with an impossible answer. \n" );
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Algebra.Com's Answer #8321 by venugopalramana(3286) You can put this solution on YOUR website! y+3x= -5......(1)\r \n" ); document.write( "\n" ); document.write( "2y-3x= 9.....(2) \n" ); document.write( "add eqn(1) and eqn(2)..we get \n" ); document.write( "y+3x+2y-3x=-5+9=4 \n" ); document.write( "3y=4 \n" ); document.write( "y=4/3 \n" ); document.write( "substitute in eqn.1...4/3+3x=-5 \n" ); document.write( "3x=-5-4/3=(-3*5-4)/3=-19/3 \n" ); document.write( "x=-19/(3*3)=-19/9\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |