Answer:
682,000 miles
Step-by-step explanation:
Using the ratio of 186,000 miles per second:

we can set up a proportion (equivalent ratios) to find the distance, in miles, from the earth to the moon
where 'x' is the number of miles between the earth and the moon
Cross-multiply: x = 186,000*
Solve for x = 682,000 miles
Answer:
c
Step-by-step explanation:
You had 86 then you eat n. You are subtracting.
Answer: -16x-21
Explanation: 6x + (-22x)=-16x
-18+(-3)=-21