I believe it would be 8 km in five miles. I hope this helped ^^
Answer:
The answer is 27
Step-by-step explanation:
The reason being, you can solve this 2 ways.
1) Combine like terms, 7a-4a = 3a.
Now just substitute (a=9) into 3a.
3 * (9) = 27.
2) Or just substitute a = 9 into the original expression.
7 * (9) - 4 * (9)
= 63 - 36 = 27
A) conduction. because you are conducting heat from the coal to your hand
Parent function = √x
On stretching vertically by factor of 6
New function G(x) = 6√x
