Corey combines x pounds of herbal tea at 12 per pound with 8 pounds of regular tea for $9 per pound. He makes a mixture that aver ages $10.50 per pound. Find x.

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

According to the data set, where should the upper quartile line of the box plot be placed?