Question

From the sum of 3x – y + 11 and -y – 11, subtract 3x – y – 11.​

Answer 1

Answer:

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Answer 2

[(3x - y + 11) + (-y - 11)] - (3x - y - 11)

[3x - y - y + 11 - 11] - (3x - y - 11)

(3x -2y) - (3x - y - 11)

3x - 3x - 2y + y + 11

y + 11

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