Answer:
x+5y =30
this is random because it wont let me submit the answer unless I write 20 characters lol
Answer:
The discriminant D=0
Step-by-step explanation:
For the duadratic polynomial
the discriminant is

In your case, for the polynomial 
Add -6 to both sides
square root x+6-6=7+-6
square root x=1
Solve square root
square root x=1
x= 1^2 ( square root both sides )
x=1
I hope that's help !
Answer:
point A
Step-by-step explanation:
Hope this helps you dude.