Question

9x+3y+12=0 18x+6y+24=0​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

9x+ 3y+12=0

on multiplying all the equation with 2,we get

(9x×2)+(3y×2) +(12 ×2)=0×2

18x+ 6y+24=0