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kaylarose7658
05.04.2020 •
Mathematics
Find x if x+y=z and y-z=x
Will give brainlist?
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Ответ:
y=z, x=0
Step-by-step explanation:
x+y=z
y-z=x
Isolate x.
{y-z=(z-y)}
Isolate y.
x=z-z
z-z=0
Ответ:
N(x)=-2.5
Hope it help