document.write( "Question 973933: IN A TWO-DIGIT NUMBER,THE SUM OF THE DIGITS IS 8.THE DIFFERENCE BETWEEN THIS NUMBER AND THE NUMBER WITH THE DIGITS REVERSED IS 54.WHAT IS THE NUMBER \n" ); document.write( "
Algebra.Com's Answer #595959 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! IN A TWO-DIGIT NUMBER,THE SUM OF THE DIGITS IS 8.THE DIFFERENCE BETWEEN THIS NUMBER AND THE NUMBER WITH THE DIGITS REVERSED IS 54.WHAT IS THE NUMBER \n" ); document.write( "*** \n" ); document.write( "let u=units digit \n" ); document.write( "let t=tens digit \n" ); document.write( "u+t=8 \n" ); document.write( "t=8-u \n" ); document.write( "10t+u-10u-t)=54 \n" ); document.write( "9t-9u=54 \n" ); document.write( "9(8-u)-9u=54 \n" ); document.write( "72-9u-9u=54 \n" ); document.write( "18u=18 \n" ); document.write( "u=1 \n" ); document.write( "t=8-u=7 \n" ); document.write( "number: 10t+u=70+1=71 \n" ); document.write( " |