Answer:
46
Step-by-step explanation:
5x = 3x - 2 + 34
5x = 3x + 32
2x = 32
x = 16
plug back in
3( 16 ) - 2
48 - 2
46
Answer:
192/2= 96 g after 7h
96/2=48 g after 14h
48/2= 24 g after 21h
<h2>24/2= 12 g after 28h </h2>
The formulas for conditional probability are:


.
Since

and

, you have the equation

.
Therefore,

.
Answer: The correct choice is D.
P(x) - q(x) = x²-1 -5(x-1)
= x²-1-5x+5
=x²-5x+4