help pls!! right answer = gets brainiest :)

Answer: Option 2.
Step-by-step explanation: 3xβ4y=6
3xβ4y+4y=6+4y
3x/3=4y+6/3
x=4/3y+2
7x-6y=9
7(4 /3 y+2)β6y=9
10 /3 y+14=9
10 /3 y+14+β14=9+β14
10 /3 y /10 /3 = β5 /10 /3
y= β3 /2
x= 4/ 3 y+2
x= 4 /3 ( β3 /2 )+2
x=0
x=0 and y= β3 /2