Answer:
119.
Step-by-step explanation:
12x12 is 144
5x5 is 25
144-25 = 119
Answer:
y=-99x
Step-by-step explanation:
it's imposible to answer y in terms of a number, but it is possible to do it in terms of x.
x-y=100x
x=100x+y
-99x=y
y=-99x
Probably feet or meters depending on where he is. I would go with feet
Answer:

Step-by-step explanation:
Let
and 
<u>Determine slope</u>
<u />
<u>Use either ordered pair to find the y-intercept</u>
<u />
<u>Final equation</u>
<u />