3 Na(+)(out) + phosphate(out) = 3 Na(+)(in) + phosphate(in)
3 na(+)(out) + phosphate(out) = 3 na(+)(in) + phosphate(in)
3 Na(+)(out) + phosphate(out) = 3 Na(+)(in) + phosphate(in)
3 na(+)(out) + phosphate(out) = 3 na(+)(in) + phosphate(in)