jdominguez1114 jdominguez1114

08-05-2017
Mathematics

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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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