Let

then you will have a^2-12a+36=0 and then you can just factor to find a
Answer:
a
d
A
c
c
Step-by-step explanation:
Answer:
What do you have to do with the numbers
I pretty sure this one is b
Plug in 0 into x of the equation y=2x+3, solve it, then take that answer and use that as your y then plug in the answer for y and solve for x. (i realized i am very bad at explaining this over this. Sorry I tried)