How many right angles can be in an obtuse angle?

The table represents a linear function. what is the slope of the function? –6 –4 4 6

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

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?