Answer:
60 milligrams
Step-by-step explanation:
just cross multiply! percentages are just fractions of 100. so you can say that 
multiple 75 by x and 45 by 100 and you get
4500=75x
divide both sides by 75 and you get 60
Answer:
b = 4
Step-by-step explanation:
3 - b = 6 - 7
3 - b = -1
-b = -1 -3
-b = -4
b = 4
Answer:

Step-by-step explanation:








Hello how are you doing so the answer for this question is going to be maybe it’s going to be A
Answer:
C. 8
Step-by-step explanation:
still using the equation a^2 = b^2 = c^2