Atrain averages 50 miles an hour between two cities. what is the independent and dependent variable? how would you write the equation?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

X+y=-4 x-y=2 use elimination with adding and subtraction

Analyze the diagram below and complete the instructions that follow. how to find tan