X-y=3=>x=3+y
X+2y=-6
=========
3+y+2y=-6
3+3y=-6
3y=-6-3
3y=-9
y=-3
X+2y=-6
X+2(-3)=-6
X-6=-6
X=0
The answer is 243 for the question above
Answer:
i dont really know
Step-by-step explanation:
i am doing this for the point things
What's the question!???????
Answer: z=x+2
Step-by-step explanation: