Question

Find the value of k, if x = -3, y = -1 is a solution of the equation −23

x + 3y – k = 0.​

Answer 1

Answer:

if the solution of give equation is -23 then,

x+3y-k=-23

as given the equation becomes,

(-3)+3(-1)-k=-23

-3-3-k=-23

-6-k=-23

-k= -23+6

k=12