Answer:
[tex](a) \: which \: is \: a\: point \:6 \: units \: to \: \\ the \: right \: of \: 4 \\ 4 + 6 \\ [/tex]
[tex](b) \: which \: is \: a \: point \: 6 \: units \: to \: \\ the \: left \: of \: 4 \\ - 4 + 6[/tex]
hoped that helped
