Verify if x = -2.5 is a solution to 2x – 7 = 6x + 4

Question

Verify if
x = -2.5
is a solution to
2x – 7 = 6x + 4

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Gia Bảo 6 months 2021-08-01T22:33:28+00:00 1 Answers 4 views 0

Answers ( )

    0
    2021-08-01T22:35:12+00:00

    Answer:

    x should equal -2.75

    Step-by-step explanation:

    step 1: 2(-2.75) -7=6(-2.75)+4

    step 2: -5.5-7=16.5+4

    step 3: -12.5=12.5

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