Question

For what value of 'k' x=2 and y=-1 is a solution of x+3y-k=0​

Answer 1

Answer:

x+3y-k=0

2+3(1)-k=0

k=5 is the answer of this question

Answer 2

Step-by-step explanation:

putting the value of x and y

2+3×(-1)-k=0

2+(-3)-k=0

-1-k=0

-k=0+1

k=-1