Answer:
T(100) represents that the plane flies against the wind at 110mph for 0.714 hours
Step-by-step explanation:
Given


Model:
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Required
What does T(110) means
First, we calculate T(110):
Substitute 110 for w in 
The expression becomes


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<em>T(100) represents that the plane flies against the wind at 110mph for 0.714 hours</em>
Given data:
The first equation is 3j +14=-5z.
The second equation is -10j=5z .
Add both the equations.

Substitute 2 for j in the first equation.

Thus, the value of j is 2 and z is -4.
If r=-3, then it would be -3-12 which equals -15
Answer:
Step-by-step explanation:
f(x) = -x + 71 - 4 is a straight line. It does not have a vertex.