Im going to say A
hope this helps
Answer:
x=4
Step-by-step explanation:
If you plug this in, you get 3(4-2)2=12. Simplify to 3 times 2 times 2, which equals 12. Stay Safe and Have a Magnificent Day!!!!!!;):)
Substitute for y in the second equation so x=2x +9, then subtract x from both sides so that 0=x+9, then subtract 9 from both sides and you get x= -9
I found out it is <span> m = 91 if it helps</span>