Whats the y intercept of 4x+3y=12

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

What is the perimeter of a rectangle if the length is 5 and the width is x?