Question 1114765
If the sides of a square are increased by 
5 inches, the area becomes 144 square inches. Find the length of the sides of the original square 
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<pre>
After increasing, the side length is  {{{sqrt(144)}}} = 12 inches.


Hence, the answer is  12 - 5 = 7 inches.
</pre>

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I am wondering why the tutors select the most difficult and longest way of solution instead of choosing the most simple and straightforward . . .