carlospadillacp738
carlospadillacp738 carlospadillacp738
  • 20-10-2018
  • Mathematics
contestada

Based on the lesson, which of the following would be the best approach for solving this system by substitution? x-y=0 x-y-2=0

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altavistard
altavistard altavistard
  • 20-10-2018

Answer:

No solution

Step-by-step explanation:

Which is easier to solve for either x or y?  x-y=0 or x-y-2=0

I'd choose the first equation.  It yields x = y.  Subbing x for y in the 2nd equation yields x - x = 2.  Unfortunately, we have a situation here that has no solution, since 0 = 2 is never true.


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stepphanyy stepphanyy
  • 20-10-2018
The answer is no solution
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