Question 36280
IF Y=X+1 & Y=-2X-4 THE X+1=-2X-4 OR 3X=-5 OR X=-5/3 OR Y=-5/3+1 Y=-5/3+3/3 OR Y=-2/3 

PROOF  -2/3=-2*(-5/3)-4 OR -2/3=10/3-4 OR -2/3=10/3-12/3 OR -2/3=-2/3