Detailed description
Cartesian plane. Line y = –2x + 1 drawn. Horizontal dotted line drawn joining points (–1, 1) and (0, 1). Vertical dotted line drawn joining points (–1, 1) and (–1, 3).
The equation of a straight line
Cartesian plane. Line y = –2x + 1 drawn. Horizontal dotted line drawn joining points (–1, 1) and (0, 1). Vertical dotted line drawn joining points (–1, 1) and (–1, 3).