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23 November, 22:02

3) 15 - 7x = 2 + 3 (1 - 3x)

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Answers (2)
  1. 23 November, 22:04
    0
    x=-5

    Step-by-step explanation:

    15-7x=2+3 (1-3x)

    1) Distribute the 3 to 1 and - 3x:

    15-7x=2+3-9x

    2) Add 9x to both sides:

    15+2x=5

    3) Subtract 15 from both sides:

    2x=-10

    4) Divide both sides by 2:

    x=-5
  2. 23 November, 22:19
    0
    x=-5

    Step-by-step explanation:

    15-7x=2+3 (1-3x)

    1) Distribute the 3 to 1 and - 3x:

    15-7x=2+3-9x

    2) Add 9x to both sides:

    15+2x=5

    3) Subtract 15 from both sides:

    2x=-10

    4) Divide both sides by 2:

    x=-5
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