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document.write( "let x be equal to a number another number is five less than twice x when the two numbers are multiplied the answer is 7 find two possible values for the number
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Algebra.Com's Answer #449928 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! LET X BE THE FIRST NUMBER \n" ); document.write( "LET 2X-5 BE THE SECOND NUMBER. \n" ); document.write( "X(2X-5)=7 \n" ); document.write( "2X^2-5X-7=0 \n" ); document.write( "(2X-7)(X+1)=0 \n" ); document.write( "2X-7=0 \n" ); document.write( "2X=7 \n" ); document.write( "X=7/2 \n" ); document.write( "X=3.5 ANS. \n" ); document.write( "2*X-5=2*3.5-5=7-5=2 ANS. \n" ); document.write( "PROOF: \n" ); document.write( "3.5*2=7 \n" ); document.write( "7=7 \n" ); document.write( " |