F(x)=(x-4)^2-2 calculated by f^-1(x)

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?