Answer: 
Step-by-step explanation:
We have given the numbers = 2,0,1,9
We can use addition and subtraction operation to the given numbers such that the answer will be equals to 6.
We can add 2 ,0 and 1 and then subtract from 9 , we will get 6.
So the required expression can be

hence, the required expression can be 
Answer:
2880
Step-by-step explanation:
The total number of people affected by flu during the 2nd and 3rd week of January, 1200 + 1680 = 2880
Answer:
Arithmetic
Step-by-step explanation:
Because arithmetic sequences are sequences where the values have a constant change. But Geometric sequences are when the ratois of the values have constant change.
Hope This Helped :)
Answer:
y = -3.75
Step-by-step explanation:
1 - 0.5 = 2(y+4)
0.5 = 2(y+4)
0.5 = 2(0.25)
0.25 - 4 = -3.75 = y
Answer:
x = 14
Step-by-step explanation:
Given
= 12
Multiply both sides by 3 to clear the fraction
2(x + 4) = 36 ( divide both sides by 2 )
x + 4 = 18 ( subtract 4 from both sides )
x = 14