Solve the quadratic equation. (x - 5)2 = 9 a) x = 5 or 3 b) x = 8 or 2 c) x = 3 or 2 d) x = -5 or 3 e) x = -8 or 2

(x-5)2=9
Make the equation equal to 0
(X-5)2-9=0
For each question sub in the value given for x.
A) (5-5)2-9
(0)2-9
0-9
-9
B) (8-5)2-9
(3)2-9
6-9
-3
C) (3-5)2-9
(-2)2-9
-4-9
-13
D) (-5-5)2-9
(-10)2-9
-20-9
-29
E) (-8-5)2-9
(-13)2-9
-26-9
-35
Hope this helps!

I can't tell you that this will be the correct answer but, I think that all Jacob has to do is divide the 48 ounces that he needs by the prices of the two brands and he should choose the cheaper price UNLESS... the more expensive product actually will give Jacob even more than the worth amount of money.