Why is 2 + (−3) equal to −1? (1 point)
Because it is 3 units to the left of 2 on a horizontal number line
Because it is 3 units to the right of 0 on a horizontal number line
Because it is 3 units to the left of 0 on a horizontal number line
Because it is 3 units to the right of 2 on a horizontal number line