Write as the opposite of a square root. -3√5

Need on this geometry question. explain how you did it.

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount