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1honey

  • 3 years ago

Systems Using Substitution 3x + 2y = 20 y = x + 4

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  1. chiaroscuro
    • 3 years ago
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    look at your previous post of the same question

  2. Marie92
    • 3 years ago
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    solve the first equation for x then substitute that x in for the x in the second equation in the second equation you are solving for y

  3. Marie92
    • 3 years ago
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    after you find y go back to your first equation and plug in your y and solve for x

  4. afs2010
    • 3 years ago
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    y = x+4 so u but that in place of y so you have 3x 2(x+4)=20 then simply solve for x

  5. Marie92
    • 3 years ago
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    afs os simpler

  6. afs2010
    • 3 years ago
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    correction i left out a plus 3x+2(x+4)=20 solve for x then plug in to other one and u will get y

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