X^2 - 7x + 12 = 0
x^2 - 4x - 3x + 12 = 0
x (x - 4) -3 ( x - 4) = 0
(x - 4) (x - 3) = 0
x = 3 , 4
Check the answer by plugging in 3 and 4 for x, if the equation equals zero then you have your answer.
The cost price of 1 jacket is $23.25 and the cost price of 3 jackets is $69.75.
<h3>
What is the cost price?</h3>
Cost price is the total amount of money to produce a given product or provide a given service.
Given cost prices for jackets are,
Jackets Cost Price
2 46.5
5 116. 25
7 162. 75
We need to calculate the cost price of 3 jackets. First, we need to find out the cost price of one jacket.



Now the cost price of 3 jackets is given as,


Hence we can conclude that the cost price of 3 jackets is $69.75.
To know more about the cost price, follow the link given below.
brainly.com/question/11027396.
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