3x -5=2x + 5 pls explain how to solve it!!​

Question

3x -5=2x + 5
pls explain how to solve it!!​

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Delwyn 5 years 2021-09-04T11:45:51+00:00 2 Answers 10 views 0

Answers ( )

  1. Bo
    0
    2021-09-04T11:47:33+00:00
    Reply

    Step-by-step explanation:

    first group like terms at a side

    3x-2x=5+5

    anytime a negative crosses the equal sign, it changes to positive and when the positive crosses the sign it changes to negative

    x=10

    prove

    3x-5=2x+5

    3(10)-5=2(10)+5

    30-5=20+5

    25=25

  2. huyenthanh
    0
    2021-09-04T11:47:36+00:00
    Reply

    Step-by-step explanation:

    3x -5=2x + 5

    3x-2x=5+5

    x=10

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