Question

Find the value of k ,if 3x -ky=5 has (2,5) as it solution

Answer 1

Answer:

value of k is 1/5.

Step-by-step explanation:

the given equation:

3x-ky=5

putting value of x=2 and y=5 in the given equation

3(2)-k(5)=5

6-5k=5

-5k=5-6

-5k= -1

k= -1/-5

k=1/5