Find the equation of the line below. Points (1, -2) (2,-4)

Question

asked Oct 13, 2018 134k views

1 Answer

Ominug · Answer 1 · 2018-10-19T19:30:12+0000

gradient of line : ( -4-(-2) ) / ( 2-1 ) = -2
sub ( 1 , -2 ) into y1-y2 = m ( x1 - x2)
y - (-2) = -2 ( X - 1 )
y + 2 = -2x +2
Eqn of line : y = -2x