Graph those on the number line

This is equal to:

When you add a negative number, it turns into subtraction.
First, I would change it to mixed numbers:

Now, you need to change the denominators to make sure they are the same on both fractions. I changed the first fraction's denominator to 4 so they match. You can do this by multiplying the numerator by 2:

Now, you simply subtract:
10-9=1
1/4 is your answer.
I hope this helps :)

SQRT each individual bit: 4 and

and 9 and
Answer: 13) 6
I dont know 16 or 17
19) 33
Step-by-step explanation: