Question

Find the value of k if ( --1 ,1) is a solution of the equation 5x—k y = 7​

Answer 1

Answer:

5x-ky = 7

by putting value (-1,1)

5(-1)-k(1)= 7

-5-k= 7

-k = 7+5

-k = 12

k = -12

Answer 2

Answer:

-

Step-by-step explanation:

-k=12

k=-12

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