Answer:
[see below]
Step-by-step explanation:
There are 0.001 grams in a milligram. (1,000 milligrams in a gram.)

The total dose should be 0.2 grams.
Hope this helps.
Answer:
I think it’s C
I hope this helps you!!!!!
X - 3y=0
3y - 6 =2x
__________
x - 3y=0 ........(1)
-2x + 3y=6 ........(2)
__________
-x = 6 ==》x = -6 .........(3) subst. in (2)
-2 (-6) + 3y = 6 ==》3y= -6 ==》y = -2