Will is making a scale drawing of an airplane. the air plane has 100-foot wingspan and is 50 feet long. drawing of the airplane has a 10-inch wingspan

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

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.