Let
x--------> the time in hours
y-------> the distance in miles
we know that
The speed is equal to

in this problem


<u>Equation First Train</u>

<u>Equation Second Train</u>

---------> equation 
Substitute the values of
and
in the equation 

Solve for x


therefore
<u>the answer is</u>

Answer:
k= −2x−16
/x
Step-by-step explanation:
Answer:
two equal parts .
Step-by-step explanation:
The bisector is breaking the attribute or the objects into the 2 equal parts that are equivalent. The bisector is applied to the segments with the angles and the curves.
- We can draw the line that divided the into the 2 angle or the two parts the two angle are of equal angle .
- The two angle that are of equal is known as bisector angle .
Step-by-step explanation:
everything can be found in the picture