its 25 because yeah ......e.w.cds.vfc.fd.cdvfd dvfvfd
 
        
             
        
        
        
Answer:
Here you go. It was much simpler than it looked.
Explanation:

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 Answer:
(-4 , 6)
Step-by-step explanation:
3x +4y - 12=0
x = 1/3 × (12-4y)
y² = 9 × 1/3 × (12-4y) = 36 -12y
y² + 12y -36 =0
(y -6)² = 0
y = 6
x = -4