Answer:
-8
Step-by-step explanation:
5(-4)-(4)+8
-20+4+8
-20+12
-8
 
        
                    
             
        
        
        
Answer:
80
Step-by-step explanation:
It's supplementary to angle DAC.
 
        
             
        
        
        
Answer:
Thanks for the points
Step-by-step explanation:
 
        
             
        
        
        
Answer: There are 4 tubes of paint she purchased.
Step-by-step explanation:
Since we have given that 
Amount spend on tubes of paint and brushes for an art project = $16
Cost of each tube of paint = $3
Cost of each brush = $0.50
Let the price of tube of paint be 'x'.
Let the price of brush be '2x'.
So, According to question, it becomes,

Hence, there are 4 tubes of paint she purchased.
 
        
             
        
        
        
40
Your Welcome! ( Smiles )