After driving 175 miles in the plains, a car travels up a hill at 28
miles/hr. If the total distance covered in the plains and the hills was
273 miles, how much time was taken by the journey in the hills?

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Need on this geometry question. explain how you did it.