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CBSE Class 9 Answered

find 4 solutions of x-2y=4
Asked by CP | 08 Aug, 2018, 06:17: PM
answered-by-expert Expert Answer
begin mathsize 16px style We space have space straight x space minus space 2 straight y space equals space 4. Put space straight x space equals space 0 space then space minus 2 straight y space equals space 4 space rightwards double arrow space straight y space equals space minus 2 Put space straight y space equals space 0 space then space straight x space equals space 4 Put space straight x space equals space 2 space then space minus 2 straight y space equals space 2 space rightwards double arrow space straight y space equals space minus 1 Put space straight y space equals space 1 space then space straight x space equals space 6 space Therefore space the space 4 space solutions space of space space straight x space minus space 2 straight y space equals space 4 space are comma left parenthesis 0 comma space minus 2 right parenthesis comma space left parenthesis 4 comma space 0 right parenthesis comma space left parenthesis 2 comma space minus 1 right parenthesis space and space left parenthesis 6 comma space 1 right parenthesis. end style
Answered by Yasmeen Khan | 08 Aug, 2018, 06:32: PM

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