The coordinates of the point that is a reflection of y(-4-2) across the x-axis are ( ?

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Yoku is putting on sunscreen. he uses 2\text{ ml}2 ml to cover 50\text{ cm}^250 cm 2 of his skin. he wants to know how many milliliters of sunscreen (c)(c) he needs to cover 325\text{ cm}^2325 cm 2 of his skin. how many milliliters of sunscreen does yoku need to cover 325 \text{ cm}^2325 cm 2 of his skin?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base