Answer:
sdsgsdfes
Step-by-step explanation:
You just have to say that is is ___ (miles, yards) below sea level, or above sea level, i guess
Answer:
-x + 8
Step-by-step explanation:
6x+9 - 7x+1
the easy way is to change the minus to a plus and change the numbers to negative
6x+9 + -7x-1
9-1 is 8
6x-7x is -1x