-4a+7a= ? i need ur help please

Question

-4a+7a= ?
i need ur help
please

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Philomena 3 years 2021-09-01T14:13:28+00:00 1 Answers 3 views 0

Answers ( )

  1. Farah
    0
    2021-09-01T14:15:09+00:00
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    Answer:

    -4a + 7a = + 3a

    But you don’t actually need a pkus sign 3a is fine too. You are basically sum – 4 and 7. Let me know if you still confused.

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