Whats the slope of y= 1 over 2x-2

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

The blue segment below is a diameter of o. what is the length of the radius of the circle?

Explain how you can show five less than a number using an algebraic expression