Do you need me to put the integers on the graph so you can understand a little better?
Answer:
10. 
11A. 
11B. 
Step-by-step explanation:
10. Let's first write the slope-intercept form down and fill in the information we got (which is not much).

Now we just need to find the b; the y intercept.
To do that, we plug in the point given (-2,6).


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A parallel line always has the same slope as its pair
11A. 
A perpendicular line has it's slope same as it's pair, <em>but</em> it is multiplied by
and the numerator and denominator are switched around.
11B. 
Answer:
88.999
89.......................