Answer: Assuming you mean that the original cost was doubled and now equals $60, the camera costed $30. Assuming the camera's price has been doubled from $60, it is $120. The wording is a bit unclear, so I'm giving you both answers. 
Step-by-step explanation: To find half of the price of $60, simply divide it by 2, which gives you $30. 
 
        
             
        
        
        
You forgot picture.So I can't explain that
 
        
             
        
        
        
Answer:
24.9
first to find the price of the DVD's you multiply 5 x 4.40 which is 22, then you add the 2.90 10 get 24.90. 
btw plz put me as brainliest. 
 
        
             
        
        
        
Answer:
5
Step-by-step explanation:
40÷[20-4*(7-4)]
Start with the inner most parentheses
40÷[20-4*(3)]
Then the brackets, multiply first
40÷[20-12]
Then subtract
40÷[8]
We are now left with the division
5
 
        
             
        
        
        
Answer:
150
Step-by-step explanation:
Given that;
Company A offers;
Salary= $ 17000
commission= $100 per tv set
Company B offers;
Salary= $29000
Commission = $ 20 per tv set
Let the number of tv set sold to be= x
To solve this problem, the amount obtained after selling for A option should be equal to B option
<u>Form equations</u>
<u>
</u>
The number of televisions sold for the options to be equal = 150