1 Answer

Samael · Answer 1 · 2023-05-31T05:25:38+0000

Answer:

Add to eliminate x.

Step by step explanation:

$\begin{gathered} -10x+y=-11 \\ -10x+5y=25 \end{gathered}$

We have the same negative coefficient for x, then we can add to eliminate x. -10+(-10)=0.

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