Answer:

Step-by-step explanation:


X²+3+k=x²-6
-x²-3 -x²-3
k=-9
Answer:
55.27 miles
Step-by-step explanation:
Hello, I think I can help you with this
you can easily solve this by using a simple rule of three
Step one
If 1 mile is approximately 1.61 kilometers,it is
1 miles ⇔ 1.61 Kilometers
the, how many miles(x) are 89 km?
x ⇔ 89 kilometers
the relation is

Step two
solve for x( isolating x)

55.27 miles
Have a good day
Answer:
Step-by-step explanation:
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