Answer:
2+-7x2-30=2+
Step-by-step explanation:
had a tutor work it out 
 
        
             
        
        
        
Answer:
no they are not equal will give explanation if u need
 
        
             
        
        
        
This is not factorable. It can be easily tested using the radicand expression of the quadratic equation. (Perfect square= Factorable, No Perfect= Not Factorable.)
        
             
        
        
        
Answer:
$5.46
Step-by-step explanation:
Find out how much she had to pay by multiplying the amount she got by the cost and adding the two totals together. 
4*2.49=9.96
2*2.29=4.58
4.58+9.96=14.54
Subtract to find change
20-14.54=5.46
 
        
             
        
        
        
Answer:
n=0
Step-by-step explanation:
See pictures
Hope this helps ^-^