2(x+y)² - 9(x+y) - 5
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Here is your answer hope it helps
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Answer:
2x^2 + 4xy + 2y^2 -9x -9y - 5
Step-by-step explanation:
first, evaluate the square and parenthesis
1. 2(x times x + 2(x times y) + y times y) - 9x - 9y - 5
distribute
2. 2x^2 + 4xy + 2y^2 - 9x - 9y - 5
It's kind of hard to see what I mean, I attached an image of the basic work if it helps.
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