03-04-2015
Mathematics

contestada

4(3-5)=-2(8-z)-6z what is z

Respuesta :

03-04-2015

4(-2)=-2(8-z)-6z
-8=-16+2z-6z
-4z=8
z=-2

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Panoyin Panoyin

03-04-2015

4(3 - 5) = -2(8 - z) - 6z
    4(-2) = -2(8) + 2(z) - 6z
      -8 = -16 + 2z - 6z
      -8 = -16 - 4z
   + 16 + 16
   8 = -4z
      -4 -4
   -2 = z

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