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

Posted by Samiksha Singaraj 💫 5 years, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Samiksha Singaraj 💫 5 years, 3 months ago

Thanks buddy

0Thank You

Gaurav Seth 5 years, 3 months ago

(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.

1Thank You

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Don't post personal information, mobile numbers and other details.
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CBSE > Class 09 > Mathematics