TisITheStudent TisITheStudent

26-01-2017
Mathematics

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12x−5y=−20
y=x+4
x = ?
y = ?

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Аноним Аноним

26-01-2017

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?

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