(1)2x+4y=6 (2)5x-y=9
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Step-by-step explanation:
2x+4y=6 .........(1)
5x-y=9..........(2)
y=5x-9.
eq. 2 value put into 1.
2x+4(5x-9)=6
2x+20x-36=6
22x=42
x=42/22
x=1.9
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