document.write( "Question 845193: Can anyone solve this for me.
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document.write( "If 7x y = 23 and x 7y =47, then find the value of x-y?
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Algebra.Com's Answer #509177 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Multiply one of the eqns by 7, then subtract. \n" ); document.write( " \n" ); document.write( " |