Answer: Your answer is 627
Step-by-step explanation: If you add 220 to 627, it becomes 847. You can find out by taking away 220 from 847 because the answer would be the same anyways.
Answer:
744
Step-by-step explanation:
Answer: 5x^{3} +x^{2} +3
Step-by-step explanation:
So what do you need us to do for you?
Answer:
n=-4
Step-by-step explanation:
-6n-(-2n)=16
-6n+2n=16
-4n=16
n=16/-4
n=-4