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algebra

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2a+3b=9
3a+2b=12

  • algebra - ,

    what are you support to do.

  • algebra - ,

    If you are trying to solve for a and b,
    multiply the first equation by 3 and the second equation by 2.
    6a + 9b = 27
    6a + 4b = 24

    Now subtract them
    5b = 3
    b = 3/5
    Now substitute thab b in the first equation
    2a + 9/5 = 9
    2a = 36/5
    a = 18/5

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