Answer:
Step-by-step explanation:
Step 1 Answer: Yes, 3
Step 2 Answer: Yes, 5
Step 3 Answer: No
 
        
                    
             
        
        
        
X + x + 36 = 90
2x = 54
x = 27 Answer
        
             
        
        
        
Answer:
Follow the rule of BODMAS (brackets, of, division, multiplication, addition, subtraction)
Ans: 58
Step-by-step explanation:
42 + 4(6 - 2)                           Process --> 6 - 2 = 4
= 42 + 4 * 4                            Process --> 4 * 4 = 16
= 42 + 16                                Process --> 42 + 16 = 58
= 58
Hope this helps :)