Find the slope of the line that passes through the points (4, 3) and (2, 7).

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

Maria solved an equation as shown below. what is the solution to maria’s equation?