Im deleting so heres my points!!

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

How are algebraic expressions evaluated using substitution?