Aloaf of bread of similar quality in the store costs $1.60. this is the rate for a loaf of bread (the slope). as there is no other cost, your beginning point (y-intercept) is zero. write the linear equation y = mx + b for the total cost.

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.