A = 5x^2+3xy-7y^2 B = -x^2+2xy+8y^2 B, minus, A, equals I WILL GIVE BRAINLYIST!!!!!!!!!!! Help!!!!!

Question

A = 5x^2+3xy-7y^2 B = -x^2+2xy+8y^2 B, minus, A, equals
I WILL GIVE BRAINLYIST!!!!!!!!!!! Help!!!!!

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Kim Cúc 5 years 2021-07-26T15:23:06+00:00 2 Answers 23 views 0

Answers ( )

  1. danthu
    0
    2021-07-26T15:24:27+00:00
    Reply

    Answer: -6x^2-xy+15y^2

    Step-by-step explanation:

  2. minhkhoi
    0
    2021-07-26T15:24:48+00:00
    Reply

    Answer:

    isnt it zero? if its a minus a, but you dont know the other a’s value???

    Step-by-step explanation:

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