Yesterday Bill bought some bottles of soda for a party he is hosting. Today he bought 8 times as many bottles of soda as he did yesterday. Bill has 27 bottles in all. Which equation would help you to find out how many bottles of soda Bill bought yesterday?

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before