Suppose you start with a full tank of gas (14 gallons) in your truck. After driving 3 hours, you now have 6 gallons left. If x is the number of hours you have been driving, then y is the number of gallons left in your tank.

At what rate is the gas left in the tank changing? State your answer as a reduced fraction.

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.