M5ozenfreeal M5ozenfreeal

18-01-2017
Mathematics

contestada

If 2y - x = 8 , and 3x - y = 1, what is the value of x ?

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Аноним Аноним

18-01-2017

Hello.

The answer to your question is
x = 2
and y = 5

Have a great day!

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apologiabiology apologiabiology

18-01-2017

order in ax+by=c form
-1x+2y=8 and
3x-y=1
cancle y's
multiply 2nd equation by 2
and add to first

-1x+2y=8
6x-2y=2 +
5x+0y=10

5x=10
divide both sides by 5
x=2

the value of x is 2

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