Ineed with this proplem i have no idea how to do it.

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.