I need help with this Question.Solve the system by substitution y=3 and 2x-y=11

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I need help with this Question.Solve the system by substitution y=3 and 2x-y=11

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Dâu 4 years 2021-07-27T02:22:16+00:00 1 Answers 16 views 0

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  1. Ben
    0
    2021-07-27T02:23:58+00:00
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    The answer is x = 7, your welcome

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )