Answer:
-9
Step-by-step explanation:
7+2n=-11
subtract 7 from 7 and -11
2n=-18
then divide 2 to both sides
and you get -9
See the image below:)
Answer: 429.75
Step-by-step explanation: i did it before
94%
4,700/5,000 x 100%
0.94 x 100% = 94%
-7k+21