Question

find the relation between x and y, if the points A(x,y), B(1,2) and ((7.0) are collinear​

Answer 1

Answer:

Since A(x,y),B(1,2),C(7,0) are collinear

Slope of AB= Slope of BC

1−x

2−y

=

7−1

0−2

1−x

2−y

=

3

−1

3(2−y)=−1(1−x)