D=2.5r, r=64

find value of d when r has given value in equation

Brent works part-time at a clothing store. he earns an hourly wage of $15. if he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation? a. 15x > 45 b. 15x < 60 c. x > 60 d. 15x < 45 e. x < 60

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Icould really use some with this question.