Answer:
Ok
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Hope this will help you
Step-by-step explanation:

 
        
             
        
        
        
351 because 293 multiplied by 3 = 879, and 1230 - 879 = 351
        
                    
             
        
        
        
Answer:
57
Step-by-step explanation:
first do what is in the brackets then the parentheses, then multiply the 3