She makes 20 observations in all, because there are 5 groups with 4 students in each group. 5x4=20
Answer:
domain is all real numbers the range is all real numbers greater thanzero
Step-by-step explanation:
hope this helps may I have brainliest plz
If width is w the length can be represented as 5/2+2w.
Formula for perimeter is 2l + 2w
So it would be 2w + 2(5/2 + 2w)
OR 2w + 5 + 4w
OR 6w + 5
See if this helps ;)
Answer:
4
Step-by-step explanation:
First, subtract 4 from both sides, then divide by 2 to isolate the variable.
