Question 73921
X+Y=17, X=17-Y
2X=Y+1
2(17-Y)=Y+1
34-2Y=Y+1
-2Y-Y=1-34
-3Y=-33
Y=-33/-3
Y=11 ANSWER
X=11=17
X=17-11
X=6 ANSWER
PROOF
2*6=11+1
12=12