NEED HELP ASAP Sally can paint a room in 7 hours while it takes Steve 5 hours to paint the same room. How long would it take them to paint the room if they worked together?

Which of the following are parts of a sphere

Consider the function f(x)=-5x+3 what is f(-2)

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv