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3 votes
-5(x+2y)+15(x+2y);x7and y=-7

User Parakoos
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8.6k points

1 Answer

7 votes
i believe your answer should be 105x squared-1475x+70
sorry i'm not really sure how to put the little two above the first x but my answer is mathematically correct.
User Wilmar Van Ommeren
by
7.6k points

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