Question 996089
If you graph y = 3x+2 and y = 3x-1, you'll get this


{{{ drawing(500, 500, -10, 10, -10, 10,graph( 500, 500, -10, 10, -10, 10,0,3x+2,3x-1))}}}
y = 3x+2 in green and y = 3x-1 in blue


The two lines are completely parallel. They will NEVER cross. So there are NO solutions at all.