Think of sqrt(2) as a variable.
3x - x = 2x
If x = sqrt(2), then answer is 2sqrt(2)
Answer:
2 gallons must be added Hope this helps!
Answer:
38
Step-by-step explanation:
Since Oliver ran 23 fewer laps, you would use subtraction.
So you do 61-23=38
Hope this helps!!
Let me know if you are confused.
Answer:
it should be option 2 and 4
Step-by-step explanation:
The manager already hired 9 people. Let 
be the number of people he still can hire. Since these people will add to the 9 he already hired, when the hiring campaign will be over he will have hired 
people. We know that he can't hire more than 14 people, so the number of people hired must be less than or equal to 14:
If we subtract 9 from both sides, we have
so, the manager can hire at most 5 other people
