Mike bought a cell phone that was 12% off the regular price of $150. If a 7% sales tax was added to the cost of the cell phone after the discount, what was the total price Mike paid for it?

The price of a coat increased from $78 to $92. what is the price increase percentage?

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

Which expression is equivalent to 2x^2+7x+4?