Answer:
i did a wild guess and i got the answer is 2
Step-by-step explanation:
2*7=14
14-4=10
10-2=8
First we do brackets
(8900)-(1x89)
next we do the next bracket
8900-89
now we finish the equation
8811
Covert into scientific notation?
Answer:

Step-by-step explanation:
Let the number be x
Given

Required
Find x

Collect Like Terms

Take LCM


Multiply both sides by 6


Divide both sides by -3


Hence, the number is 