First of all, never type the 'less than', " < " key without a space
immediately after it, because " < " is the beginning of an HTML tag and will
usually delete what comes after it.  So all that showed up on your post was
16/4.  I skipped the spaces for you.



Multiply all three sides through by 4 to clear the fractions.  [Since 4 is
positive, multiplying through by it won't cause the inequality symbols to
reverse as they would if you were to multiply through by a negative number.]



Add -10 to all three sides 





Divide all three sides through by 4:



Reduce the fraction on the left and cancel the 4's in the middle:



Edwin