Which sets are closed under subtraction? select all that apply. { -3, -2, -1, 0, 1, 2, 3, } {1, 2, 3, 4, } {1, 3, 5, 7, 9, } {rational numbers)

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

The function models the number of accidents