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DJBreezy

  • one year ago

Determine the number of solutions for the system of equations. 2x + 8y = 6 -5x - 20y = -15 A. No Solutions B. One Solution C. Exactly 2 solutions D. Infinite number of solutions

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  1. perl
    • one year ago
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    try graphing the lines

  2. DJBreezy
    • one year ago
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    Is the answer C??

  3. perl
    • one year ago
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    https://www.desmos.com/calculator/uslv8ir1lf

  4. displayerror
    • one year ago
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    You can also use Google: https://www.google.com/#newwindow=1&safe=off&q=plot+y%3D%286-2x%29%2F8%2C+y%3D%28-15%2B5x%29%2F-20

  5. perl
    • one year ago
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    it looks like the two lines are coincident, so that means there are an infinite number of points that satisfy both equations

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