Answer:
Q=2
Step-by-step explanation:
hello :
the solution to the system is 
{(x,y) : x-3y=4} means infinty solution 
X-3y=4
....(*)
Qx-6y=8....(**)
multiply  (*) by -2
-2x+6y = -8 (***)
add (*) and (***) : (Q-2)x =0
this ie true for reals x when  Q=2
 
        
             
        
        
        
Answer:
3/10
Step-by-step explanation:
An hour is 60 mins
so the fraction would be 18/60
Then you can divide both numbers by 6 to 3/10
 
        
                    
             
        
        
        
Answer:
its C
Step-by-step explanation:
yicgjcgcughcgcuugugigcgucgic
 
        
             
        
        
        
Answer:
f(-3)= 15
Step-by-step explanation:
f(-3) means x is equal to -3
-3 squared - 2(-3)
-3*-3 -2(-3)
*Negative multiplied by a negative equals a positive
9+6= 15
f(-3)= 15
Hope this helps!