Jasminebullard3
Jasminebullard3
06-11-2017
Mathematics
contestada
2x + 5y = −13 3x − 4y = −8
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yellowyarn2003
yellowyarn2003
06-11-2017
15x-20y=-40
8x+20y=-52
____________
23x=-92
x=-4
-8+5y=-13
5y=-5
y=-1
(-4,-1)
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