Solve the following system of equations by substitution. 3x + 2y = -12 x = 2 a. (2, -9) b. (-2, -3) c. (3, 2) d. (2, 3)

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 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

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up