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OpenStudy (anonymous):
solve for x and y 2x − y = −5 −5x + y = 2 help please ?
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OpenStudy (bahrom7893):
from the top equation: 2x + 5 = y plug that into the bottom: -5x + 2x + 5 = 2 -3x = -3 x = 1
OpenStudy (bahrom7893):
y = 7
OpenStudy (anonymous):
I don't know how you went from 2x − y = −5 to 2x + 5 = y. I'm guessing that the asker might not either
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