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25 March, 19:53

Linear equations 2x+y=20

6x-5y=12

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Answers (1)
  1. 25 March, 20:20
    0
    Step1:

    2x+y=20

    6x-5y=12

    Step 2:

    (2x+y=20) * 5

    6x-5y=12

    Step 3:

    10x+5y=40

    +6x - 5y=12

    16x=52

    X=3.25

    Step 4: Plug into equation

    y=-1.5
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