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5 June, 03:22

What is 7a - 5 = 2a - 15

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Answers (2)
  1. 5 June, 03:32
    0
    7a-5 = 2a-15

    subtract 2a

    5a-5=-15

    add 5

    5a=-10

    Divide by 5

    a=-2
  2. 5 June, 03:40
    0
    7a-5=2a-15

    Subtract 2a from both sides

    5a-5=-15

    Add 5 to both sides

    5a=-10

    Divide 5 on each side

    a=-2
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