Answer:
9x
Step-by-step explanation:
Since you are subtracting a negative from a positive you would get 9
Answer:
you just add the top numbers and then if its over the denominator you simplify
Step-by-step explanation:
7/9 + 4/9
10/9
1-1/9
Answer:
x=
Step-by-step explanation:
Exact Form:
x=
Decimal Form:
x=6.5
Mixed Number Form:
x=6
Answer:
12
Step-by-step explanation:
1st circle - 
3rd circle - 
2nd circle is proboably the same way.
Answer: There are 24 patients who had allergies or ear infections but not both.
Step-by-step explanation:
Since we have given that
Number of patients having ear infections = 9
Number of patients having allergies = 15
We need to find the number of patients had allergies or ear infections, but not both.
According to Venn diagram , we get that
Number of patients had allergies or ear infections is given by

Hence, there are 24 patients who had allergies or ear infections but not both.