1.8 is the square root of 3.24
 
        
                    
             
        
        
        
Answer: B (x = 4)
- x = 2 - 3x + 6  combine like terms
- x = -3x + 8      add 3x
2x = 8               divide by 2
x = 4
 
        
             
        
        
        
Answer:
1
Step-by-step explanation:
Evaluate 5 m + 9 n where m = -7 and n = 4:
5 m + 9 n = 9×4 - 7×5
5 (-7) = -35:
-35 + 9×4
9×4 = 36:
36 - 35
36 - 35 = 1:
Answer:  1