An item costs $470 before tax, and the sales tax is $32.90 . find the sales tax rate. write your answer as a percentage.

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Solve the system of equations y= 3/2 - 1, -x+ y =-3