Answer:
11/2is the answer hope it helps
Answer:
(1.5, 2.5)
Step-by-step explanation:
(x,y) is being multiplied by 2 to get (3,5). We need to divide it by 2 to find x and y.
3/2= 1.5
5/2=2.5
Thus, the answer is (1.5, 2.5). Hope this helped!
Answer:
20 grams
Step-by-step explanation:
20 years is 2 half lives
1/2 * 1/2 = 1/4
1/4 * 80 = 20 grams
Hope this makes sense, x = 75!!