10 points and branliest answer to whoever can solve this

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]