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Mathematics, 01.09.2019 07:10 mckenzieg

Solve for x y=7x-7z-9
a)x=y-7z-9/7
b)x=y+7z+9/7
c)x=y+z+9/7
d)x=y-z-9/7

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Solve for x y=7x-7z-9
a)x=y-7z-9/7
b)x=y+7z+9/7
c)x=y+z+9/7
d)x=y-z-9/7...
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