document.write( "Question 553442: A number when decreased by 25% becomes 90.Find the number \n" ); document.write( "
Algebra.Com's Answer #360843 by Theo(13342)![]() ![]() You can put this solution on YOUR website! x is the number. \n" ); document.write( "x - .25x = 90 \n" ); document.write( ".75x = 90 \n" ); document.write( "x = 90/.75 \n" ); document.write( "x = 120 \n" ); document.write( "back to your original equation. \n" ); document.write( "120 - .25(120) = 90 \n" ); document.write( "120 - 30 = 90 \n" ); document.write( "90 = 90 \n" ); document.write( "ok \n" ); document.write( "x = 120 is your answer \n" ); document.write( " \n" ); document.write( " |