Franky16
Franky16
26-06-2016
Mathematics
contestada
What is 5w + 9z=2z + 3w
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Alanaaaaa
Alanaaaaa
26-06-2016
5w+9z=2z+3w (-2z)
5w+7z=3w (-2w)
3w+7z=w (-3w)
7z=-2w (divide by -2)
3.5z = w
now replace "w" with that in the equation and you will find Z. When you find Z, W is Z times 3.5
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