#7. C #10. C #11. A #12. C
You replace the y with f(x)
So it becomes f(x)=2x+1
Answer:
5:8
Step-by-step explanation:
Trick questionyou do not have enough information to make a equation
Answer:
400
Step-by-step explanation:
Method for rounding:
Look at the number 1 place before the place you are rounding to.
If it is greater than 4: round up
otherwise: round down.
Ok,
here the number we're looking at is 8 cuz' 8 is in the ones place.
8 is bigger than 4 so we round up.
398.223 becomes 400