Afour-pack of 42 42 -ounce ink cartridges sells for $85.99 $ 85 . 99 . the expression 42c 42 c represents the amount of ink in a number of cartridges. what does the variable c c represent?

Find the balance at the end of 4 years if 1000 is deposited at the rate of

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

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?