Asmall company did an analysis of their pay scale versus years of experience and found that the line of best fit was y=2035.6x + 36000.what does the 36,000 mean in the context of the problem

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

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?

Proportions in triangles solve for x