One line passes through the points \blueD{(-3,-1)}(−3,−1)start color #11accd, left parenthesis, minus, 3, comma, minus, 1, right parenthesis, end color #11accd and \blueD{(1,-9)}(1,−9)start color #11accd, left parenthesis, 1, comma, minus, 9, right parenthesis, end color #11accd. Another line passes through points \greenD{(1,4)}(1,4)start color #1fab54, left parenthesis, 1, comma, 4, right parenthesis, end color #1fab54 and \greenD{(5,6)}(5,6)start color #1fab54, left parenthesis, 5, comma, 6, right parenthesis, end color #1fab54.
Are the lines parallel, perpendicular, or neither?