The sales tax in one state is 7%. write a function rule for finding the total cost of an item with selling price x. then find the total cost of a cd player with a selling price of $150. a. f(x) = x – 7; $148.93 c. f(x) = 7 + x; $151.07 b. f(x) = 0.07x; $10.50 d. f(x) =1.07x; $160.50

Ineed asap graph the system of equations 2x+y=5; 14+7y=35

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor