Question

For what value of k the linear equations 2x+ky= 8 has (2,1) as it's solution? If x=4, then find the value of y.​

Answer 1

Answer:

2x+ky=8

(2,1)is solution of it

2(2)+k(1)=8

4+k=8

k=8-4

k=4

2x+4y=8

x+2y=4

x=4

4+2y=4

2y=4-4

2y=0

y=0/2 = 0

the value of y =0.

MARK ME AS BRAINLIEST......

Step-by-step explanation: