DAY 27

Comment

Most of the symbols cancel out, so it pays to solve this algebraically, though it can ofcourse be solved by substituting the given numbers for the letters and carry out each step of the arithmetic.

Answer

4962.

Readers' methods

Emil N, Seahouses:
Adding 2815 and then later subtracting 2815 cancels out.
So does adding 4962 and then subtracting 4962.
So the result is just 4962.

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