Question

use an equation to find the value of k so that the line passes through (k,4) and (1,0) has a slope of m=-2​

Answer 1

(0-4)/(1-k)= -2

-4/(1-k)= -2

-2(1-k)= -4

-2 +2k = -4

2k = -2

k = -1

(-1, 4)

y - 4 = -2( x + 1)

y - 4 = -2x - 2

y = -2x + 2