How much gravel did kevin use to cover the bottom of the tank

Are 5n + 9+n and 3 (2n+9) equivalent expressions?

Easy to read. Then solve the problem. You climb a steep hill with 5 of your friends. You climb at a steady rate of 13 feet per minute. After 9 minutes, you are the second person to reach the top of the hill. How many feet did you climb?

5. One day, Linda has 8 cups of dark chocolate and plenty of cream. How many truffles can she make? Explain or show your work

Ray was selling clothes on the road. He sold 38 more adult clothes than children clothes. If he sold 78 pieces of clothing total, how many were children's clothes?

What is the estimate of 253,889

Solve the inequality 2x^2-6<-4x

A standard 52-card deck consists of 4 suits (hearts, diamonds, clubs, and spades). Each suit has 13 cards: 10 are pip cards (numbered 1, or ace, 2 through 10) and 3 are face cards (jack, queen, and king). You randomly draw a card then place it back.

Makayla and ember went shopping for OD gear and spent 262.00 if the tax rate is 5% what is Makayla and Ember's total after tax

Which of the following is the major negative aspect of crossover designs for research studies? A. Prohibitive cost B. Residual effects C-Subject drepout D. Incomplete randomization E. Large sample size required

If Joseph runs 1/5 mile in 1/30 of an hour, what is his speed in miles per hour?