Cheryl went on a 3-hour train traveled at an average speed of 75 miles per hour. what was the total distance in miles that cheryl traveled?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

Solve the inequality and graph 6j - 7 < 5