DharmaU188747 DharmaU188747
  • 04-11-2022
  • Mathematics
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6. Solve the system of linear equations. y = -**+ 6 x + 3y = 18 A. (2, 1) only B. (3,6) only C. no solution D. infinitely many solutions

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AddisenS691646 AddisenS691646
  • 04-11-2022

To solve the system, we have to combine the equations

[tex]\begin{gathered} x+3y=18 \\ x+3\cdot(-\frac{1}{3}x+6)=18 \\ x-x+18=18 \\ 0x=18-18 \\ 0=0 \end{gathered}[/tex]

Given that the result is 0=0, we deduct that the system has infinitely many solutions.

Hence, the answer is D.

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