Use the elimination method to find all solutions of the system of equations.

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Use the elimination method to find all solutions of the system of equations.

 
4x − 3y = 17
8x + 4y = 4
(xy) = 
  
Apr 20th, 2015

Subtract 2 of equation 1 from equation 2 yields -2y=-30, y=15. Substituting into eq. 1 yields 4x=62, x=15.5. But this is contradicted in equation 2 which yields 8x+60=4; 8x=56. Thus we have no solution.

Apr 20th, 2015

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Apr 20th, 2015
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Apr 20th, 2015
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