-3х + = 1000 = 2x + 800

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

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?

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!