Which expression is illustrated on the number line? Image of a number line spanning from negative ten to positive ten in increments of 1. A line starts at 0 and ends at positive 4 . . . and a second line then starts at positive 4 and ends at negative 2. Which expression is illustrated on the number line? Image of a number line spanning from negative ten to positive ten in increments of 1. A line starts at 0 and ends at positive 4 . . . and a second line then starts at positive 4 and ends at negative 2. A 4 - 2 B -2 + 4 C -2 + 6 D 4 + (-6)