Find the total cost of a spa treatment with of $42 with a 20% tip and a 6% tax

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

Which system of linear inequalities is represented by the graph?

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.