I need help with 5.

I'd like problems 1,2,3,4,6,9,10 checked to make sure they are right.

And I need help with 7,8,9

Prob 5:

http://img519.imageshack.us/img519/8536/probppo9.png

I got this for the slope, but I'm at a loss for how to graph the thing.

Also I did these and was wondering if anyone could check them.

Prob 1: http://img405.imageshack.us/img405/2677/1111zp6.jpg

Prob 2: http://img441.imageshack.us/img441/3389/2222uu1.jpg

Prob 3: http://img214.imageshack.us/img214/5576/33333zn1.jpg

Prob 4: http://img441.imageshack.us/img441/411/4444rg3.jpg

(Though I must admit my confusion for this one)

-6-1

____

-9-6 = -7/-15 And I'm not sure whether I should write it as: -7/-15, -7/15, 7/15 ??

Prob 6: http://img405.imageshack.us/img405/2640/6666bu5.jpg

Prob 10: http://img214.imageshack.us/img214/7554/1010xc0.jpg

(I'm pretty sure that it's yes)

Prob 7: http://img441.imageshack.us/img441/1343/777us1.jpg

Prob 8: http://img214.imageshack.us/img214/4755/888xf4.jpg

Prob 9: http://img405.imageshack.us/img405/8595/999zy6.jpg

Chart

x|y

o|-3

?|0

5|17

Tested 0, 0 True

Prob 9: http://img404.imageshack.us/img404/6333/9hardzx2.jpg

Am I really supposed to have a new thread for each problem? Seems a bit spamful >>