what is the gradient of the blue line, maths watch

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what is the gradient of the blue line, maths watch

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Diễm Kiều 3 months 2021-07-24T14:22:02+00:00 1 Answers 3 views 0

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    2021-07-24T14:23:50+00:00

    no picture? what’s the question

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