T(w)=14,200+250, f(t)=25,000+40t find f(t(w))

Jayda's house is located at (1, 5). she can walk in a straight line to get to cristian's house. a fast-food restaurant is located at (11, 0) and partitions the way from jayda's house to cristian's house by a ratio of 5: 1. find the coordinate of cristian's house. me . im a little stuck

He concluded that a heavier object dropped from the same height as a lighter object will land

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