Question

3x + (k -1)y = k+1

Find constant k if slope is 5

Answer 1

Hi,

k=2/5

Explanation:

`3x+(k-1)y=k+1\\\\(k-1)y=-3x+k+1\\\\y=(-3x+k+1)/(k-1) \\\\Slope=(-3)/(k-1) =5\\\\k-1=(-3)/(5) \\\\k=(-3)/(5)+1\\\\\boxed{k=(2)/(5)}`