Answer:
6
Step-by-step explanation:
divide 18 by 3 you get x=6
Answer:
The mass of the last screw added is 3.855 grams.
Step-by-step explanation:
if you take 84.81 and subtract the original mass you should get the weight that was added.
Hope this helps.
2 apples 3-1=2 because if you have 3 apples and tom takes 1 do the math 1-3 you're answer is 2
