Simplify.
4.1.1 | 2xy4z2 x -6x3y2z​

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?

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Afootball is throw by a quarterback to a receiver