document.write( "Question 968356: I need help with these \"solve by elimination\" questions PLEASE and THANK YOU\r
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document.write( "4x+5y=6
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document.write( "3x-5y=22\r
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document.write( "3x+4y=4
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document.write( "3x+y=10\r
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document.write( "-2x+y=-1
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document.write( "3x=9-y\r
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document.write( "3x+2y=-5
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document.write( "4x-3y=16 \n" );
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Algebra.Com's Answer #591737 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! I need help with these \"solve by elimination\" questions PLEASE and THANK YOU \n" ); document.write( "4x+5y=6 \n" ); document.write( "3x-5y=22 \n" ); document.write( "Add to get 7x = 28 ; x = 4, then solve for \"y\":: \n" ); document.write( "------------------- \n" ); document.write( "3x+4y=4 \n" ); document.write( "3x+y=10 \n" ); document.write( "Subtract to get 3y = -6; y = -2, then solve for \"x\":: \n" ); document.write( "------------------ \n" ); document.write( "-2x+y=-1 \n" ); document.write( "3x=9-y \n" ); document.write( "Rearrange:: \n" ); document.write( "-2x + y = -1 \n" ); document.write( "3x +y = 9 \n" ); document.write( "Subtract to get 5x = 10 ; x = 2, then solve for \"y\":: \n" ); document.write( "------------------ \n" ); document.write( "3x+2y=-5 \n" ); document.write( "4x-3y=16 \n" ); document.write( "----- \n" ); document.write( "Multiply top eq by 3 ; Multiply bottom equation by 2 \n" ); document.write( "9x + 6y = -15 \n" ); document.write( "8x - 6y = 32 \n" ); document.write( "--- \n" ); document.write( "Add to get: 17x = 17 ; x = 1 , then solve for \"y\";; \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------- \n" ); document.write( " |