Help please and Thankyou a) A square with sides of length 8 units, sits on a graph with is lower left hand corner at the origin. This square is translated 5 units up, and 7 units left. What are the coordinates of the upper right hand corner after translation.

b) Explain

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?