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21 March, 10:40

How to solve by addition method

3x=2y-6

6x=7-5y

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Answers (1)
  1. 21 March, 10:54
    0
    3x + 6 = 2y-6+6. 6x-7=-7+7-5y

    3x + 6=2y. 6x - 7=5y

    :2 = : 2. : 5 = : 5

    3/2x + 3 = y. 6/5x - 7/5 = y
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