Answer:
(x-20)(x+3)
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given that Lil's distance in 2/5 hrs is 2 3/4hrs
-Let x be the distance ran in 1 hr.
#We equate and cross multiply to solve for x as follows:

Hence, Lil can run 6 7/8 miles in 1 hr.
Those two angles are alternate interior angles, so they must be congruent.
3x = 2x + 20
x = 20