Question

if (2k-1,k) is a solution of the equation 10x -9y= 12 then k=​

Answer 1

Answer:

k=2

Step-by-step explanation:

x=2k-1 , y= k

10x -9y= 12

10(2k-1)-9(k)=12

20k-10-9k=12

11k-10=12

11k=12+10

11k=22

k=22/11

k=2