Short answer: 4
Explanation:
So to do this you have to look at the problem backwards, so 28 divided by 2, 14 - x = 10 If 10 + x = 14 the x = 4
Answer:
46, 39, 32
Explanation:
you just have to subtract 7 each time :)
Answer:
D.was Abel to kill all 3 types of bacteria