What is the result of subtracting the second equation from the first? x−3y=6 −8x−y=6

Question

What is the result of subtracting the second equation from the first?
x−3y=6
−8x−y=6

in progress 0
Thu Thủy 4 years 2021-08-20T09:09:09+00:00 1 Answers 22 views 0

Answers ( )

  1. RuslanHeatt
    0
    2021-08-20T09:10:45+00:00
    Reply

    Answer:

    9x – 2y = 0

    Step-by-step explanation:

    Given

    x – 3y = 6 → (1)

    – 8x – y = 6 → (2)

    Subtracting (2) from (1) term by term gives

    x – (- 8y) – 3y – (- y) = 6 – 6 , that is

    x + 8y – 3y + y = 0

    9x – 2y = 0

Leave an answer

Browse

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