Question

use subtitution method 7x-y=14, 8x-2y=16​

Answer 1

Answer:

2(7x-y)=2×14

14x-2y=28-------1)

8x-2y=16-------2)

solving 1) and 2)

14x-2y=28

8x-2y=16

-----------------

6x=12

x=2

substituting x=2,in equation 2)

8×2-2y=16

16-2y=16

-2y=1

y= -1/2

x=2,y= -1/2

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Answer 2

Step-by-step explanation:

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