Question

Find the value of k so that (1,-3)is a solution of the equation x-2y=k

Answer 1

Answer:

i hope it will help  you..........

Step-by-step explanation:

(1,-3) = (x,y)

x= 1

y=-3

now we will put these values in equation;x - 2y =k

1 - 2 X (-3) = k    

1 + 6 = k ( because - and - will change in + )

and

then

k= 7.

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Answer 2

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