Question

5x-y=7;2x+5y=19 solve linear equation by substitution and ellimination method
please solve fast
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Answer 1

Answer:

x=2,y=3

Step-by-step explanation:

5x-y=7 ----A

2x+5y=19 ----B

5A+B

25x-5y=35

2x+5y=19

_________

27x=54

_________

x=2

y=3