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​12x−5y=−20 ​y=x+4 x = ? y = ?
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​12x−5y=−20
​y=x+4
x = ?
y = ?

User Malyssa
by
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1 Answer

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ok so a little trick I learned make x equal 0 to get y so we can safely say it's negative -4 for y which then when we go to are below problem should make x equal -8 thoughts?
User HomerThinking
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