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    dawoodrahmani's Avatar
    dawoodrahmani Posts: 2, Reputation: 1
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    #1

    Oct 31, 2010, 12:06 PM
    substitution and elimination in algebra?
    the question is y=x+1
    2x+y=4 can u solve it please
    Curlyben's Avatar
    Curlyben Posts: 18,514, Reputation: 1860
    BossMan
    		  
    #2

    Oct 31, 2010, 12:22 PM
    just plug y into the second equation and there you go.
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #3

    Oct 31, 2010, 10:51 PM

    You cannot use elimination AND substitution. You can use only one or the other.

    Post the work that you did up to now.
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