Question

a subamrine is 12 meters below sea level. It goes up 8 meters, then goes down 30 meters. What is the submarines new postition to sea level

Answer 1

-34

Explanation:

because if the subamarine is 12 meters below sea level it is -12. and 8 meters up means add. down 30 meters in subtract

so step one- -12+8=-4

step two -4-30=-34

Answer 2

-12+8=-4-30=-34

-34