Question

20×+8y=104 2×-2y=2

procedimiento porfavor​

Answer 1

Explicación paso a paso:

20×+8y=104. /4

2×-2y=2.

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5x + 2y = 26

2x -2y = 2

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7x = 28

x= 4

reemplazar

2x - 2y = 2

2(4)-2y=2

8 -2y =2

6 = 2y

y = 3