Which expression is equivalent to -3(2b + 9) + 5(-5b + 6)? a. -23b + 3

b. 3b - 31

c. -31b + 3

d. -11b + 3

Which is a graph of a proportional relationship?

If a || b and e || f , what if the value of y ?

‼️‼️‼️‼️‼️the pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is 440 f, find the pressure exerted when the temperature of the gas is 380°f. (show work)