I would think the answer is 3, sorry if i cant help.
Answer:
Letter B would be your answer because 20 feet ABOVE sea level is positve. 20 feet BELOW sea level is negative because you are decreasing from sea level. Then sea level would be zero because it is at its place , there is no measurment because sea level is flat
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
Answer:
oyx9tx9tz9tzt9x9tx0
Step-by-step explanation:
xxy0xpycypcu0cy9ox9tx9t
Step-by-step explanation:
10x-40+15=-15
10x=-15-15+40
10x=10
x=1
Answer is 1