A student claims 9 +1 +2 + I is equivalent to 9 + 3x. Which statement about the student's claim is true? PLEASE I NEED THIS ANSWER NOW

Plz, ! the box plot below shows the total amount of time, in minutes, the students of a class surf the internet every day: a box plot is shown.part a: list two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points) part b: calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points) part c: explain what affect, if any, there will be if an outlier is present. (2 points)

What is the value of f(x) = 2.2 for f(-2)?

Simplify the rational expression. state any restrictions on the variable. t^2-4t-12 / t-8 the / is a fraction sign.