Tou are traveling down the interstate averaging 50 mph how much time has passed when you have traveled 120miles

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points