(1) Perpendicular to 8x+3y-27=0 and passes through (-16,-8) (2) Parallel to 8x+5y-27=0 and passes through (-20,-8)
(3) perpendicular to the line passing through the point (-5,12) and (-1,1) passes through (-22,-8)

Which of the following expressions are equivalent ?

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?