3 x y + 13 x y − 12 x y = 16 x y − 12 x y = 4 x y
The expression 3 x y + 13 x y − 12 x y simplifies to 4 x y by combining like terms. First, add the coefficients 3 and 13 to get 16, then subtract 12 to arrive at 4. Thus, the final answer is 4 x y .
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