Let Juwan's number be represented by
Twice the sum of Juwan’s number and 12 can be expressed as:
Four less than three times Juwan's number can be expressed as:
Setting these two expressions equal gives us the equation:
Now, let's solve for
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Distribute the 2 on the left side:
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Next, we can isolate variable
by moving all terms involving to one side and constant terms to the other:
So, Juwan is thinking of the number 28.
Thus, the answer is 28.