Shaira's Algebra Scribepost

Chapter 9 Review Pages 360-361

8.a) The graph shows the amount of money earned based on how many cars they washed.

   b) over one, up ten.

   c) $10

   d)

  

e) 15C=i
   15(10)=i
   150=i

13.a) t = time (h)   d = distance  (d)
    b) 15 represents the speed of 15km/h that he traveled.
    c)

   

















     d)

     e) yes, because the cyclist can travel for hours that aren't whole numbers.
     f) 15t=d
        15(10)=d
        120=d

Chapter 9 Practice Test Page 362-363

   9.a)

   

















   b) 4f=b
      4(60)=b
      240+b

   











   10.a)

   

       b) 

        c) Yes, because the graph shows a straight line.