Errors in the PAN

Intermediate Algebra

EII.A Apply

#18. Answer in the text is incorrect.  Answer:  18

EII.C Homework

#5. Answer in the text is incorrect.  Answer: x = 2 - 11/y

#9. Answer in the text is incorrect.  Answer:  -3 < z < 1

8.1 Apply

#43. Answer in the text is incorrect.  Answer:
  2(2x+9) 
(x+5)(x-2)