What is the value of x?
2x+20
3(x-10)

Which statement justifies why angle ebc measures 90?

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.

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c