The equation: n - 4 = -15
Now let's solve our equation for n.
n - 4 = -15
Add 4 to both sides.
n = -11
Answer:
None of the options are correct, the correct answers are: x = 0.967 and -2.067
Step-by-step explanation:

Comparing this equation with 
a = 1, b = 1.1, c = -2
Using the almighty formula for solving quadratic equation:

Equation represent situation is 6d = 37.2
<u>Given:</u>
Total distance cover by runners = 37.2 miles
Number of runners = 6
<u>Find:</u>
Equation represent situation
<u>Computation:</u>
Assume;
Each runner cover distance = d miles
So.
Total distance cover by runners = Number of runners × Each runner cover distance
37.2 = 6 × d
6d = 37.2
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