Answer:
✓ The answer is (x+y)-3.
Three less than the sum of x and y.
> The use of the key word sum is for the operation of addition. Therefore, sum of x and y is x + y.
> The use of the term less than is for the operation of subtraction. Therefore, you'll use the minus or negative sign.
> The term used is less than; therefore, you need to put - 3 after the sum of the two numbers.
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