Answer:
(7+p)/4
Step-by-step explanation:
(7+p)/4
 
        
             
        
        
        
Answer:
$1,200
Step-by-step explanation:
$15 x 20 = $300/week; $300 x 4 weeks = $1,200
 
        
                    
             
        
        
        
Answer:
5 
Step-by-step explanation:
it's not necessary to round to the nearest tenth just simply half 10
 
        
             
        
        
        
First off 3/9 and 6/9 are already common denominators. In some fractions you would need to find the least common denominator like in a problem like 1/2 + 4/5. Also 3/9 plus 6/9 results in 9/9 and 9/9 equals 1. Most fractions adding it subtracting results in a pan answer as a fraction but in this case it’s a whole number.