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9 September, 03:30

3x+4y = - 5

3x+3y=-2

solve using substitution

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Answers (1)
  1. 9 September, 04:00
    0
    3x + 4y = - 5

    -3x - 3x

    4y = - 3x - 5

    /4 / 4

    y = - 3/4x-5/4

    3x + 3y = - 2

    -3x - 3x

    3y = - 3x-2

    /3 / 3

    y = - 1x-2/3
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