Carter drink 15.75 gallons of water in 4 weeks he drank the same amount of water each day estimate how many gallons he drank in one day

3(10x-y)-5(x-y^2) need this solved asap

We just started the introduction into circles and i have no idea how to do this.

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