The half life is 138 days, meaning exactly half of the material will decay after this time. Use this information to find the decay factor 
:
Then after 250 days, there will be
grams left.
G(x)=(x-2)+2
The numbers in the parentheses mean shifts to either right or left. A right when you are subtracting and a left when you are adding.
Answer:1/16
Step-by-step explanation:1/4= .25
Divide .25 by 4( for the four students) = .0625
.0625 is equivalent to 1/16
hello there's an app calle
The coordinates are (6,-9) (-12,-3) (0,-7)
you put 6 in the place of x to get 6+3y=-21 then you must take 6 away from each side to get 3y= -27 then divide each side by 3 so -27 divided by 3 is -9. do this for all of them! hope it helped!
