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gjhfdfg

  • one year ago

Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.

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  1. gjhfdfg
    • one year ago
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    |dw:1360877012152:dw|

  2. ghass1978
    • one year ago
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    the easiest here would be elimination,just add the 2 eqts.

  3. gjhfdfg
    • one year ago
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    -6 ?

  4. ghass1978
    • one year ago
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    what's -6 ? if you add :2x=6 find x then substitute in one of the eqts. to find y

  5. gjhfdfg
    • one year ago
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    Where did the 2 come from?

  6. ghass1978
    • one year ago
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    |dw:1360877696154:dw|

  7. gjhfdfg
    • one year ago
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    So its the x+x that gives the 2?

  8. Rachel98
    • one year ago
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    Yes it does and then all you have to do is divide to undo the multiplication. Then you use x value. and plug it into one of the original equations to find the y value.

  9. gjhfdfg
    • one year ago
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    Got it thanks.!

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