Answer:
1 + 4x = ?
Step-by-step explanation:
You need the value of X to solve this.
First add 3x and x and you get 4x
Then multiply the value of x by 4 and add 1 to that and that's the answer.
Add together the values to get the total cost
Then divide the discount by the total cost to find the percentage
(Updated - look at comments)
Answer:
5.86
Step-by-step explanation:
Answer: Cost price of each pair of socks is $6.25.
Step-by-step explanation:
Given: The total amount spent by Julie before tax= $40.50
Cost price of a pair of shorts =$21.75
Now, Cost price of 3 socks =
Therefore, Cost price of 3 socks =$18.75
Let x be the cost price of each pair of socks.

Hence, cost price of each pair of socks is $6.25.