SOLUTION: Use the graph on the link to find f(8) http://www2.edmastery.com/li/itemAssets/NN.MAT.302507.1.PE/ppg/3.2%20and%203.30329061047/f1q21g1.gif I really dont know how to do this

Algebra ->  Functions -> SOLUTION: Use the graph on the link to find f(8) http://www2.edmastery.com/li/itemAssets/NN.MAT.302507.1.PE/ppg/3.2%20and%203.30329061047/f1q21g1.gif I really dont know how to do this       Log On


   

Question 316579: Use the graph on the link to find f(8)
http://www2.edmastery.com/li/itemAssets/NN.MAT.302507.1.PE/ppg/3.2%20and%203.30329061047/f1q21g1.gif
I really dont know how to do this but my teacher says that every problem on the homework is correct.
Answer by texttutoring(324) About Me  (Show Source):
You can put this solution on YOUR website!
f(8) means to find the y-value when x=8

Simply go along the x-axis until you find x=8, and then travel down to find the corresponding point. It is located at y=-5

For your graph,

f(8) = -5