Answer:

Step-by-step explanation:
Answer:
Quadratic because the y values go up and then down. None of the other options can do that.
x + 4 = 15
- 4 -4
x = 11
You would subtract 4 because you need to isolate the x to get the value of x. You would subtract it to both sides because whatever you do on one side, you have to do it to the other side.
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1.5 ft = 18 inches
There is no difference between the distance the two animals traveled.