1 My Math problem Intergers 2-(-2) = -4

Question

iS -4 CORRECT
2.Between noon and 3pm, temp dropped 9 degrees (f). It increased 4 degrees (f) between 39m & 5pm and dropped 15 degrees(F) between 5om and midnight.If the temperature was -2 degrees (f) at midnight, what was the temperature at noon? My answer is -13 at noon

Answer 1

1. no 2 - (-2) = 2 + 2 = +4

Noon temp - 9 + 4 - 15 = -2

Noon temp = -2 + 15 - 4 + 9

= +18

Answer 2

-8 90