Answer:
11/15
Step-by-step explanation:
To add fractions, you add the numerators together( the top) and the bottom stays the same for this situation.
so the numerators of the fraction are 8 and 3
8+3 =11
So the answer is 11/15 and this is the most simplified it can get.
Answer:
x=12
Step-by-step explanation:
3x=2x+12
3x-2x=12
x=12
Answer:

Step-by-step explanation:
The change of base formula is given by 
Substituting given values, we have:

82 cubic feet is the answer
46.75. I think. You multiply 5.5 x 8.5. Hope this helps!