Well, you have to be given an interval. That is not an interval.
You should be given something like

If you add those fractions up you'll just get a point on the number line.
Find the LCD for all of them which is 9/6 - 4/6 + 3/6 = 8/6 = 2/3
You'll end up with a point on 2/3
Answer:
4
Step-by-step explanation:
Answer:
-3f - 10
Step-by-step explanation:
-1 times 10 = -10
-1f times 3f = -3f
Sorry if this isn't right.
(not sure if this is right just trying to help) 7(3x+7y)
Answer:

Step-by-step explanation:
Given
+ x
Multiply x by
to create a common denominator
=
+ x × 
=
+ 
= 