60 students want lemonade and 16 students want iced tea. What is the ratio of the number of students who want iced tea to the number of students who want lemonade?

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

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"