1/5 mils in 5 minutes

What value of x is in the solution set of –5x – 15 > 10 + 20x?

Math each whole number with a rational,exponential expression

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