Mathematics: Which ordered triple is a solution of the following linear system? : 3n = -18 3m - 2n + 4p = 12 2m - 4n = 16

Which ordered triple is a solution of the following

Ответ:

AldoRaine8074

31.12.2021

$3n = -18\\
3m - 2n + 4p = 12\\
2m - 4n = 16\\\\
n=-6\\
3m-2n+4p=12\\
m-2n=8\\\\
3m-2\cdot(-6)+4p=12\\
m-2\cdot(-6)=8\\\\
3m+12+4p=12\\
m+12=8\\\\
3m=-4p\\
m=-4\\\\
3\cdot(-4)=-4p\\
-4p=-12\\
p=3\\\\
\boxed{(m,n,p)=(-4,-6,3)}$

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Ответ:

averiemiranda1

20.06.2020

Mathematics

30m^2

Step-by-step explanation:

area of parallelogram is b×h

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Which ordered triple is a solution of the following linear system? :
3n = -18
3m - 2n + 4p = 12
2m - 4n = 16

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