Farmer gray has 30 flowerpots. he plants 10 seeds in each pot. how many seeds does he plant?

Solve the system of equations. y= 2x y= x^2 - 15

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?