2+ -1 +5 + 15 Help again , thank you so much guys!

Question

2+ -1 +5 + 15
Help again , thank you so much guys!

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Thiên Hương 5 years 2021-07-30T20:57:22+00:00 1 Answers 18 views 0

Answers ( )

  1. hongcuc2
    0
    2021-07-30T20:58:24+00:00
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    Answer:

    21

    Step-by-step explanation:

    5+15+2= 22

    22 -1= 21

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