jdominguez1114
jdominguez1114
08-05-2017
Mathematics
contestada
order pair of x=y+2 and 2y=x-1
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Аноним
Аноним
08-05-2017
x=y+2
2y=x-1
substitute
x=y+2 into 2y=x-1
2y=x-1
2y=y+2 -1
2y - y = 1
y = 1
x=y+2
x=1+2
x=3
answer
x = 3 and y = 1
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