x-2y+7=0
Объяснение:
M(11; 9), N(15; 11)
x₁=11; x₂=15; y₁=9; y₂=11
MN: (x-x₁)/(x₂-x₁)=(y-y₁)/(y₂-y₁)
(x-11)/(15-11)=(y-9)/(11-9)
(x-11)/4=(y-9)/2
2(x-11)=4(y-9)
2x-22=4y-36
2x-4y+14=0
x-2y+7=0
Объяснение:
M(11; 9), N(15; 11)
x₁=11; x₂=15; y₁=9; y₂=11
MN: (x-x₁)/(x₂-x₁)=(y-y₁)/(y₂-y₁)
(x-11)/(15-11)=(y-9)/(11-9)
(x-11)/4=(y-9)/2
2(x-11)=4(y-9)
2x-22=4y-36
2x-4y+14=0
x-2y+7=0