Answer:

Step-by-step explanation:
A right triangle is formed.
300 miles and 400 miles are the legs of the triangle.
We can apply Pythagorean theorem.




Answer:
9 months.
Step-by-step explanation:
use a calculator
Answer:5x times -7
Step-by-step explanation:
You ignore the brackets and move the 2x to the other side. Then move the 4 to the other side
Answer:
i got A
Step-by-step explanation: