Answer:
If there are more than one thing on the x. Let me just show you because I can't really explain it very well, so I'm sorry.
Step-by-step explanation:
5x+23=10
23(x^2)+5=27
There is more than one thing acting on the x to get it into a number.
 
        
             
        
        
        
Answer:
NEITHER I THINK 
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
 <em>n = 6 </em>
Step-by-step explanation:
2.3 ×  = (1 × 10³)(2.3 ×
 = (1 × 10³)(2.3 ×  )
 ) 
(1 × 10³)(2.3 ×  ) = (1)(2.3) × (10³)(
 ) = (1)(2.3) × (10³)(  ) = 2.3 ×
 ) = 2.3 ×  
 
2.3 ×  = 2.3 ×
 = 2.3 ×  ⇒ 3 + n = 9 ⇒ <em>n = 6</em>
 ⇒ 3 + n = 9 ⇒ <em>n = 6</em> 
 
        
             
        
        
        
Answer:
740
Step-by-step explanation: