Problem 617

Solve by the elimination method.

2x+2y=-4….(1)

-2x+y=13…(2)

 

Solution:- 

 

Add equation 1 and 2

2x+2y-2x+y=-4+13

3y=9

Y=9/3

Y=3

Put this value in equation 1

2x+2(3)=-4

2x=-4-6

2x=-10

X=-5

 

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