It’s A
As it says in the answer, you usually add / subtract the exponents when needed.
Answer:
75mm
Step-by-step explanation:
average = sum of all number ÷ the amount of number
average = 90mm + 74mm + 112mm+ 30mm + 100mm + 44mm = 450mm ÷ 6
average = 75mm
brainliest is appreciated
Answer:
Yes??
Step-by-step explanation:
7+3x5+3x+1
7+15+3x+1
22+3x+1
3x+23
7+5x+10
5x+17
Yes, much difference
---
hope it helps
sorry if i'm wrong, sum of the x's confused me
