document.write( "Question 1207698: Hi
\n" ); document.write( "Selena and Ella shared a sum of money. When Selena's share increased from 500 to 620 dollars, the amount of Ella's share decreased by 20%. How much was Ella's share at first.
\n" ); document.write( " \n" ); document.write( "
Algebra.Com's Answer #845912 by MathTherapy(10556)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "Hi\r\n" );
document.write( "Selena and Ella shared a sum of money. When Selena's share increased from 500 to 620 dollars, the amount of Ella's share decreased by 20%. How much was Ella's share at first. \r\n" );
document.write( "\r\n" );
document.write( "Let Ella's ORIGINAL/Old amount be E\r\n" );
document.write( "Then Ella's NEW/Altered amount = E - 120\r\n" );
document.write( "Ella's NEW/Altered amount decreased by 20%, or from 100% to 80% (.8)\r\n" );
document.write( "\r\n" );
document.write( "                      We then get: E - 120 = .8E \r\n" );
document.write( "                                     - 120 = .8E - E\r\n" );
document.write( "                                     - 120 = - .2E\r\n" );
document.write( "Original/Old amount Ella had, or
\n" ); document.write( "
\n" );