Answer: 3.37 i think
Step-by-step explanation:
282 feet is below the sea level it's mean -282. The highest elevation is 20,320 feet above the sea level.
20,320+(-282)=20,038
Answer:
To write a linear expression in standard form, rearrange the terms in alphabetical order.
× 
But, if you need to write it in scientific notation, the answer is 2,900.