Mark rode 20km in 2 hours. if he continues
at this pace, how long will it take him to ride
120km?

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

What is the definition of exponential decay?

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?