nothing can be further simplify in this problem
Answer:

Step-by-step explanation:

<u>1.Find the LCM(Least Common Multiple).</u>
That would be 20.
<u>2.Multiply so all denominators are equal.</u>

<u>3. Add</u>
<u></u>
<u>4. Simplify</u>
<u></u>
72 what in inches? please clarify
What’s the question that you have