About 3 hours it will take Courtney
Answer:
Half-Life uses the formula N () = Noe # No = Initial Amount time h = length of half-life. Ifyou start with 65 milligrams of Chromium 51,used to track red blood cells, which has half-life of 27.7 days: How long will it take for 80% ofthe material to decay? t= (27.7) h5 (65) (h3) 4= (27.7) h; (05)
Step-by-step explanation:
3+0=3
3-0=3
I don't know that one sorry :(
5 + 11= 11 + 5
-3 + 0 = -3
-3 - 0 = -3
IDK? sorry
7 - 1 = -1 - -7
hope I helped tho :)
(4x+4y)+(8x+8y)
12x+12y
That should be your answers, you can't add them bc they're not like terms.