document.write( "Question 274630: Solve by the elimination method:
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document.write( "5x+6y=17
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document.write( "5x-y=38\r
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document.write( "I appreciate any help that you can give me for this. And please try to explain it to me the best you can.
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document.write( "Thank you! \n" );
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Algebra.Com's Answer #200396 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve by the elimination method: \n" ); document.write( "5x+6y=17 \n" ); document.write( "5x-y=38 \n" ); document.write( "------------------- \n" ); document.write( "Subtract the 2nd equation from the 1st to get: \n" ); document.write( "7y = -21 \n" ); document.write( "Then, y = -3 \n" ); document.write( "------- \n" ); document.write( "Substitute that into 5x-y = 38 and solve for \"x\": \n" ); document.write( "5x +3 = 38 \n" ); document.write( "5x = 35 \n" ); document.write( "x = 7 \n" ); document.write( "------- \n" ); document.write( "Solution: (7,-3) \n" ); document.write( "======================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |