110/154 = x/126
154x/13860
x = 13860 /154 = 90
90 milligrams of medicine A
Answer:

Step-by-step explanation:





Answer:
z=6+2i maybe
Step-by-step explanation:
2 2/5=12:5
5 1/5= 26:5
12:26:5
I think.
I believe it’s b I am not sure
Step by step explanation