What is X please help 5x - 13.75 = 20

F(x)=5/6x+3 which of the following is true

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units