Answer:
N(t)=N∗.5t/h where n(t) is amount of substance left, N = initial amount, t = current time, and h = half-life time.h = 24 hours t= 45 hours, N = 130mg
therefore, N(t)=130∗.545/24=35.44mg
Step-by-step explanation:
N(t)=N∗.5t/h where n(t) is amount of substance left, N = initial amount, t = current time, and h = half-life time.h = 24 hours t= 45 hours, N = 130mg
therefore, N(t)=130∗.545/24=35.44mg
Equation:
f(x) = 2.10x + 5
Paid $49.10
2.1x + 5 = 49.10
2.1x = 44.1
x = 21
The distance between airport and Ann's home = 21 miles
Answer:l
V
Step-by-step explanation:
5x15km/h=answer
Answer:
$77.76
Step-by-step explanation:
80x0.10=72
72x 0.08= 5.76
72+5.76 = 77.76