Question 274922
2(x-y)=3+x


2(3y+4-y)=3+3y+4


2(2y+4)=3y+7


4y+8=3y+7


4y-3y=7-8


y=-1 


x=3y+4=3(-1)+4=-3+4=1


Answers: x=1, y=-1