Question

the temperature in anchorage Alaska was -18 . a scientist recorded the change in temperature over the next 5 hours. the increases and decreases in temperature can be represented as -3, +7, +11, -5, +2, what was the temperature in anchorage alaska after 5 hours?

Answer 1

-6
step by step: -18-3 is -21
-21 Plus 7 is -14
-14 plus 11 is -3
-3 minus 5 is -8
-8 plus 2 is -6