Question

8x+y=15, 3x+y=2 by elemination method ​

Answer 1

Answer: hope this helps u

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let,

8x+y=15..............(1)

3x+y=2................(2)

subtract equation (2) from (1)

8x+y=15

3x+y=2

(-) (-) (-). .... (sign changes)

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

5x = 13

x= 13/5

Answer 2

Answer:

x = 26

y = (-5.8)

For more confirmation you can put the value of y in eq 2.

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