Answer:
m=-3
Step-by-step explanation:
m2-9=0
2 divied by 9 =3
when you have a positive number and a negitive number =a negitive
I think you get the point
 
        
                    
             
        
        
        
Answer:
(28n²+13n+4) ÷ (7n+5) = 4n-1 remainder 9
Step-by-step explanation:
 
        
             
        
        
        
The given system of equations represent a single line with positive slope. So option C is correct.
<u>SOLUTION:
</u>
Given system of equations are

Now, if we observe,  multiplying the
 multiplying the  equation with 2 results in
 equation with 2 results in  equation.
 equation.
which means the two line equations represents the same line.
Now, let us find the slope of line, 
So, the line has a positive slope.
 
        
             
        
        
        
The ratio is 37:15
For every 37 fiction books there are 15 non fiction books
37/15. = 2 7/15