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mystique2626

  • 3 years ago

Use the method of substitution to solve the linear equation 6a=7-b 6a=5-b

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  1. Eleven17
    • 3 years ago
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    Solve for either a or b in the first equation, and plug that into the 2nd one!

  2. mystique2626
    • 3 years ago
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    still lost

  3. kukuo
    • 3 years ago
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    Something must be wrong with the equation. it can't be right when you add "b" on both side of the equation and have 6a+b=7 6a+b=5 please correct me if I'm wrong

  4. mystique2626
    • 3 years ago
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    there is supposed to be an ordered pair,infinitly many solutions or no solution

  5. mystique2626
    • 3 years ago
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    I tried several different things and i dont think any are right

  6. Mybrainvsme
    • 3 years ago
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    It works

  7. Mybrainvsme
    • 3 years ago
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    So solve for a in the first problem (a = 7-b/6)

  8. Mybrainvsme
    • 3 years ago
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    then plug your new a into the second problem

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