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Akimi4 [234]
3 years ago
14

X + y=-4 X +2y=13 Using elimination method

Mathematics
1 answer:
laila [671]3 years ago
6 0
\begin{array}{lrlll}
x+y=-4&\times -1\implies &-x-y=4\\
x+2y=13&\implies &\ x+2y=13\\
&&\textendash\textendash\textendash\textendash\textendash\textendash\textendash\textendash\textendash\textendash\textendash\\
&&\boxed{?}+\boxed{?}=\boxed{?}
\end{array}
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