Triangle ABC is located at A(1, 1), B(8, 1) and C(1, 5). After being reflected over the y-axis, what are the new coordinates of Point B'?

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

Y= x – 6 x = –4 what is the solution to the system of equations? (–8, –4) (–4, –8) (–4, 4) (4, –4)

How many revolutions will a car wheel of diameter 28 in. make over a period of half an hour if the car is traveling at 60 mi/hr? the final answer is supposedly 21,609 but i have no idea how to get that, show work : )