Determine whether the relationship is an inverse variation or not. Explain.

For the equation below, x is the input and y is the output. y = -4x + 3 if the input is -8, then the output is

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?

Which statement justifies why angle ebc measures 90?