goreycorey9000
goreycorey9000
27-10-2017
Mathematics
contestada
Algebra 2 system of equation #2
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choixongdong
choixongdong
27-10-2017
x + y = 2 so y = 2 -x
x - y = -8 so y = x + 8
2 -x = x + 8
2x = -6
x = -3
y = -3 + 8 = 5
answer
x = -3 and y = 5
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