a negative subtracted by a positive will always equal a negative.
That is correct. If you subtract a positive number from a negative number, your result is negative.
Depends what your doing with them. You can subtract two positives and get a negative but if we add two positives we get a positive
If you subtract a positive from a negative, you will get a negative.
If you subtract positive twenty-seven from negative sixty-nine, you would get negative forty-two. You simply subtract the 27 from the 69 but leave the negative sign.
Subtract negative 3.