Answer:
The pepperoni and peppers are mixed up
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
37°
Step-by-step explanation:
By definition all internal angles of a triangle add up to 180°
Hence, 
98° + 45° + x = 180°
x = 180° - 98° - 45° = 37°
 
        
             
        
        
        
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(x+3y)^2
((-5)+3(-6))^2
(-5+3·6)^2
(-5+18)^2
(-5+18)(-5+18)
25-90-90+324
169 is your answer.
        
             
        
        
        
The answer is: 2y^2-20y+12