Jackie is setting up chairs in the gymnasium for a magic show. she needs to have seats for 78 students and 3 teachers. she has to have 12 chairs in a row. how many rows will there be? how many seats will be empty?

a.
6 rows and 9 people will stand
b.
10 rows and no seats will be empty
c.
7 rows and 3 seats will be empty
d.
7 rows and 13 seats will be empty

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Find the least common denominator for thesetvo rational expressions. n^2/n^2+4n+4 -3/n^2+7n+10

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