Question

13.For what value of (k) x = 2, y = 1, is a solution of x +3y-k = 0
a. 2

b. -2

c. -1

d. 1​

Answer 1

Answer:

the answer 5

Step-by-step explanation:

solve equation to get

Answer 2

Step-by-step explanation:

put x=2 ,y=1

=2+3(1)-k=0

=2+3-k=0

=5-k=0

=5=k

if we take -3 then it become -1