Solve the system of linear equations. use linear combination aka elimination method. 3x + 4y = 52 5x + y = 30

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue

Find the required measurements of the following trapezoids. a = 8 cm b = 16 cm h = 10 cm

Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?