rebekahrocha75 rebekahrocha75

08-03-2017
Mathematics

Answered

2x - y = -1

3x + 5y = 18

What are the order pairs to these equations.

Verified Answer :

NguyenGiao NguyenGiao

08-03-2017

2x - y = -1 (1)
3x + 5y = 18 (2)
=> 6x - 3y =-3
6x +10y =36
=> -13y = -39 => y =3
Substitute y into the equation (1)
2x -3 = -1 => 2x =2 => x=1
so the oder pairs to these equations is : { 1:3 }

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