Ineed on this question, what’s the answer to -6+(-15)

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

Given the graphed function below which of the following orders pairs are found on the inverse function