Answer:n=-3.1
Step-by-step explanation:
2n + 3 = -3.2
Subtract 3 on both sides
2n+3-3=-3.2-3
2n=-6.2
Divide 2 on both sides
2n/2=-6.2/2
n=-3.1
Answer:
non-linear
Step-by-step explanation:
Answer:
15x + 60y
Step-by-step explanation:
It just seem right cause u didn't give us a lot of information to find out
Answer:
0.545%
Step-by-step explanation:
The probability of guessing each coin toss is 50% or ½. Using binomial probability, the probability of guessing exactly 22 coin tosses is:
P = nCr pʳ qⁿ⁻ʳ
P = ₃₀C₂₂ (½)²² (1−½)³⁰⁻²²
P ≈ 0.00545
So the probability is 0.545%.