Answer:

Step-by-step explanation:
Given
X ------0 --------1 -------- 2--------- 3
P(X) --.1875 -.4375 ---.3125 --- .0625
Required
Determine 
This is calculated as:



Answer:
x=2
Step-by-step explanation:
5x-7=5-x
5x=12-x
6x=12
x=2
It would take three and a half hours because for one person it takes alden 6 hrs while it takes anthony seven split it in half between them and a half because it takes his rother an extra hour to do it by himself .
Step-by-step explanation:
Step-by-step explanation:
To answer the question you have t the square of the differences.
So this means that (x-3)^2= x^2-9x+9
Next youmultiply 3 on both sides which says…
x^2-9x+9=27
x^2-9x=18
So, x equals
9/2+3/2 square root 17
OR
9/2-3/2 square root 17