Answer:
-306
Step-by-step explanation:
... -300, -302, -304, -306, -308, -310, -312 ...
When you distribute you should get

Simplify to get

Answer 2 is correct
It should be 7.97 decigrams, since you want to convert 3 milligrams to decigrams (0.03), it is asking "How much more" which means you subtract. 8 subtracted from 0.03 is 7.97.
Hope this helps :)
Answer:
3rd one. The general form of a circle is set equal to the radius squared. So right side is 4 then plug in values until true.
(8.4 / 6) + 3.2
Hope this helps :)