The equation would be
g + (g + 9) = 45
2g + 9 = 45
- 9
2g = 36
÷ 2
g = 18
18 + 9 = 27
Girls: 18
Boys: 27
Hope this helps! Let me know if you have any questions :)
Answer:
It is a function.
Step-by-step explanation:
It is a function because for every given x value you have a different y value.
Answer:
Yes
Step-by-step explanation:
They get more accurate as they have more data, the more data the more accurate it would be.