If d = the number of dogs, which variable expression represents the phrase below? the sum of the number of dogs and the 6 cats O A. d•6 B. d ÷ 6 C. d + 6 D. d - 6 ​

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

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 boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212