Identify where the student made an error in solving the system: -15x + 3y = -6
35x - 7y= 14
A) Step one: multiplied the top equation by 7 and the bottom equation by 3 to solve by elimination
B) Step two: They added both equations and got 0 = 0
C) Step three: They concluded the solution was No Solution
D) There is no mistake

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

What is the difference between the equations of a vertical and a horizontal line?