Question 59873
X+Y=21 SO X=21-Y   AND
3X=2Y-2
3(21-Y)=2Y-2
63-3Y=2Y-2
-3Y-2Y=-2-63
-5Y=-65
Y=-65/-5
Y=13
THEN X+13=21
X=21-13
X=8
PROOF
3*8=2*13-2
24=26-2
24=24