On the grid above, the point is 4 units along the x-axis and 3 units up the y-axis. Its coordinates are (4, 3). If the point moves 2 units left and 1 unit down, the new coordinates will be (2, 2).

The other major benefit for home owners who want to supplement their power on-grid or completely power an off-grid cabin is durability. While only long-term tests can be definitive, according to ...