15) Which process explains the step shown in solving the equation? 3x + 6x − 8 = 10x − 17 ⇒ 9x − 8 = 10x − 17 Q: A: A) Combining Like Terms B) Additive Identity Property C) Addition Property of Equality D) Commutative Property of Addition

Graph the equation by plotting point x=2

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.

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.