Answer:
Step-by-step explanation:
|x+3|+7>8
|x+3|>8-7
|x+3|>1
either x+3>1
x>2
or x+3<-1
x<-4
If you start from a temperature of -6° C and you need to lower that temperature of 20 more degrees, you have to subtract:

So, the temperature in Antarctica is -26° C
Answer:
8
Step-by-step explanation:
13 - 0.75 (12) + 8 (0.5)
13 - 0.75 (12) + 4
13 - 9 + 4
4 + 4
8
Answer: 200
Explanation/Calculation: 6 (in the one's place) rounds to 10. So it would round up to ten. Therefore, the answer is 200.