Find the area of each figure and round to the nearest tenth if necessary

What is the solution to the equation 9^(x+1) =27

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

Need same math paper but the back now i hope your able to read it cleary i need with hw