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Answer:
Step-by-step explanation:
(3x + 4)(x + 3)
3x^2 + 9x + 4x + 12
3x^2 + 13x + 12
 
        
             
        
        
        
Answer:
the answer is 5/9
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
15
Step-by-step explanation:
 
        
             
        
        
        
Answer:
3
Step-by-step explanation:
add 8 to both sides then x=3