<h3>
System of equations.</h3>

Put (1) to (2):

Substitute the value of x to (1):

Solution:

Answer:Rectangle
Step-by-step explanation:
thats the only I can think of
Answer:
X intercept: (-1.2,0) Y intercept: (0,-0.7)
Step-by-step explanation:
Intercepts are where the line will cross the graph. When figuring out the intercept, the other point will always be 0.
Answer:
C. The length of one lap.
Step-by-step explanation:
In the first four words, the problem statement tells you that L is <em>the number of laps run</em>. It is not the length of one lap.
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<em>Comment on the problem presentation</em>
Appropriate punctuation would be very helpful. Apparently, it is a 1/4-mile track, not a 14-mile track. Apparently, the distance is 1 1/2 miles, not 112 miles. Copying and pasting problem text often leaves out the special symbols used on some web sites. Some editing is usually needed.