The blue dot is at what value on the number line?

?

6

4

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

Which expression gives the area of the triangle shown below

What are “like terms”? why can we only add like terms?