stacy62202 stacy62202

11-05-2016
Mathematics

contestada

x+5y=8
2x-5y=1
What is the solution?

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apologiabiology apologiabiology

11-05-2016

add them to cancel y
x+5y=8
2x-5y=1 +
3x+0y=9

3x=9
divide boht isdes by 3
x=3
sub back
x+5y=8
3+5y=8
minus 3
5y=5
divide 5
y=1

(3,1)

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