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    survivorboi's Avatar
    survivorboi Posts: 431, Reputation: 9
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    #1

    Jul 26, 2009, 05:05 PM
    I forgot how to do 2 variable equations
    So how do you do 2 variable equations? Like:

    7x + 8y = -5


    How you do it?

    What are the steps? Thanks!
    s_cianci's Avatar
    s_cianci Posts: 5,472, Reputation: 760
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    #2

    Jul 26, 2009, 06:03 PM
    What exactly do you want to do? Be more specific, please.
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #3

    Jul 27, 2009, 08:30 AM

    What you can do with this is draw the graph, and find the x and y intercepts.

    The intercepts are at the axes, that is when one of the variables are set to zero.

    For example, you get the y intercept when you set x to 0, and you get the x intercept when you set y to 0.
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