3) 8x + 6y = 10 -8x + 6y = 2 Which statement about the system of equations is true? A) The system has exactly 1 solution B) The system has m

Question

3) 8x + 6y = 10 -8x + 6y = 2 Which statement about the system of equations is true? A) The system has exactly 1 solution B) The system has many solutions C) The system has no solution D) The system has exactly 2 solutions 3 3​

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Lệ Thu 4 years 2021-08-31T13:34:49+00:00 1 Answers 16 views 0

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  1. ThanhThu
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    2021-08-31T13:35:54+00:00
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    Answer:

    A. Exactly one solution

    Step-by-step explanation:

    8x+6y=10

    -8x+6y=2

    0+12y=12 added two equations together

    12y=12

    y=1

    solve for x

    8x+6y=10

    8x+6(1)=10

    8x=4

    x=1/2

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