1) y=kx+b
A(-5;3) C(7;-3)
система
3=-5k+b
-3=7k+b
6=-12k
k=-0.5
b=5.5
y=-0.5x+5.5
2) y=-0.5x+b
B(3;4)
4=-7.5+b
b=11.5
y=-0.5x+11.5
1) y=kx+b
A(-5;3) C(7;-3)
система
3=-5k+b
-3=7k+b
6=-12k
k=-0.5
b=5.5
y=-0.5x+5.5
2) y=-0.5x+b
B(3;4)
4=-7.5+b
b=11.5
y=-0.5x+11.5