Loni needs between 3.5 and 7.2 volts of energy, not inclusive, to make an experiment work correctly. write a compound inequality to show the voltage amount that is within the necessary range. graph the solutions.

1. x < 3.5 or x > 7.2
2. x ≤ 3.5 or x ≥ 7.2
3. 3.5 ≤ x ≤ 7.2
4. 3.5 < x < 7.2

Write a similarity statement for the similar triangles. afgh ~ a

Which of the following points is a solution to the system of equations shown? y - x = -1 x + y = -5

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work