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Line m has the equation y = 3x + 5. Line n has the equation y = kx + 7. Lines m and n intersect at the point (-4, -7). What is the value of k?

 Jun 13, 2021
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The point   -4 -7  is on the line with the k in it

 

   -7  = k (-4) +7

  14/4 = k =   3 1/2

 Jun 13, 2021

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