Four times the sum of a number and eight times the number is 252. find number

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

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

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?