Identify the property demonstrated.
4(3 + 5) = 4 • 3 + 4 • 5

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?

What is the quadric regression equation that fits these data

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps