Write the equation for this line

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?

Three times the sum of a number and seven is negative thirty-six. what is the number?

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?