Answer:
2.5
Step-by-step explanation:
x =2, x = 4
x^2 - 6x + 8 = 0
(x - 2)(x - 4) = 0
x - 2 = 0; x = 2
x - 4 = 0; x = 4
w
The amount of water they need to bring depends on how long they will be hiking.
