Answer:
3(x+2)
3x+6
Step-by-step explanation:
We should multiply it by 3
1) Look for factors that are common to the numerator & denominator
2) Cancel the common factor
3) If possible, look for other factors that are common to the numerator and denominator.
Hope this helps☺
Correct me if im wrong
Answer:
- 16
Step-by-step explanation:
Average is calculated as
average = 
Thus for the given 10 numbers we have
= - 5 ( multiply both sides by 10 )
total = - 50
let the number added be x, then
= - 6 ( multiply both sides by 11 )
total + x = - 66, that is
- 50 + x = - 66 ( add 50 to both sides )
x = - 16
The new number is - 16
88.21 fram is the anserer
