Given the following system of equations use the inverse of a matrix to solve for the values of x and y and give your answer as an ordered pair

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

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

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?