Let x = your number.
6x = x^2 - 27. Subtract 6x from each side.
0 = x^2 - 6x - 27. Factor
0 = (x-9) (x+3). Set each term equal to zero
(x+3) = 0. Subtract 3 from each side.
x = -3. This is the negative solution.
(x-9) = 0. Add 9 to each side.
x = 9. This is the positive solution.
Answer:
The price of each CD is:
$14.70
Step-by-step explanation:
(61.6 - 2.8) /4
= 58.8/4
= $14.7
Answer:
0.579 is the probability that a household has a VCR given they have a TV.
Step-by-step explanation:
We are given the following in the question:
Probability of all households have a TV = 88% = 0.88

Probability of all households have a TV and VCR = 51% = 0.51

We have to find the probability that a household has a VCR given they have a TV.
The conditional probability is given by:

0.579 is the probability that a household has a VCR given they have a TV.
Answer:
84 pieces of fruit.
Step-by-step explanation:
I got this answer by doing 12*6 = 72, but this is not our final answer because we still have to add the pineapples which gives us 84.
Hope this helps!!