3dozen can of tomatoes paste cost $5.76 write the cost as a rate using cents per can

Can someone me with my hwplz(only the circled ones)

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges