document.write( "Question 980388: when 40% of a number is added to 42 the result is the number itself. find the number. \n" ); document.write( "
Algebra.Com's Answer #601522 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! 0.40x+42=x \n" ); document.write( "0.40x-x=-42 \n" ); document.write( "-0.60x=-42 \n" ); document.write( "x=-42/-0.60 \n" ); document.write( "x=70 \n" ); document.write( "-------------- \n" ); document.write( "0.40*70+42=70 \n" ); document.write( "70=70 \n" ); document.write( " |