Question

please solve this with explanations​

Answer 1

Answer:

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Answer 2

Answer:

2x+y=23 ----------(1)

4x-y=19---------(2)

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

6x=42

x=42/6

x=7

putting x=7in (1)

2(7)+y=23

14+y=23

y=23-14

y=9

since,

5y-2x=5(9)-2(7)

=45-14

=31

Also,

y/x-2

=9/7-2

=9/7-14

= -5/7

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