Help!
What is the product of 1/2x-1/4 and 5x^2-2x+6 ? Write your answer in standard form.
(a) Show your work.
(b) Is the product of 1/2x-1/4 and 5x^2-2x+6 equal to the product of 1/4x-1/2 and 5x^2-2x+6? Explain your answer.

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?

How do i do this? i don’t understand

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10