y = a + bx. where y is the dependent variable and x is the independent variable. In this case, the slope is equal to b and a is the intercept. When plotted on a graph, y is determined by the value of x. Regression equations are charted as a line and are important in calculating economic data and stock prices.
I just took a prom dress to be dry cleaned and they are charging $25.00.
1 A bodice alteration can cost $30 for a simple dress to $100 or more for a dress with boning or beading that needs to be removed, then reinserted or reapplied. 2  A hem might run $80 for a simple dress to $200 or more for a multi-layered dress.iscounts: 1  Bustling the dress, so the bride can lift and secure her train after the ceremony, normally costs extra, from about $20 to $90, depending on the size of the train, and how complicated the bustle. 2  After alterations, the dress will need to be pressed or steamed.