Question

guys pls answer this​

Answer 1

Step-by-step explanation:

2=) a=3,b=-4,c=9

3=) 5x-3y-1=0 = a=5 , b=-3 , c=-1

4=) 4x-3y-17=0 = a=4 , b=-13 , c=-17

5=) a=1 , b=1 , c=0

6=) 7x-2y-5=0 = a= 7 , b=-2 , c=-5