Angle A and B are supplementary. Angle A is 39 degrees so angle B must be what??

The sum of two numbers is 86, and their difference is 20. find the two numbers

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

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.