One day, Cory bought one pair of socks that costs $2.50 each and 3 pair of shoes that costs d dollars each. He spent a total of $135.97
1a. Write an equation to find the cost, d, of each pair of shoes.
1b. How much does one pair of shoes cost?

If δmtv is reflected across the y-axis, what are the resulting coordinates of point m? a) (-2, 5) b) (-5, 2) c) (5, -2) d) (-2, -5)

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.

At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?