Solve 2x - 1 < 3
a) x>1
b) x>2
c) x<2
d) x<1
e) x<-2

How can you tell when x and y are not directly proportional?

The key on a road map has a scale factor of 1.5 inches = 50 miles. the distance between santa fe and albuquerque measures 7.5 inches. the distance between santa fe and taos is 0.75 inches. what is the actual distance between the cities?

Cavaliers principle states that two solids with equal heights and cross-sectional volumes at every level have equal areas.