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Write four solution for the following equation 2 X + Y is equal to 7

Posted by Samruddhi Helavi 4 years, 1 month ago

CBSE > Class 09 > Mathematics

1 answers

Shaikh Kumari 4 years, 1 month ago

2x + y = 7 Put x=0 2×0 + y =7 0 +y = 7 Solution. (0, 7) Again put x=1 2×1+y =7 2 + y =7 Y= 7-2 Y=5 Solution. (1, 7) Similarly again put x= -1 2x + y= 7 2× (-1) + y =7 -2+y = 7 y=7+2 y=9 3rd solution.. (-1, 9) Finally put x=2 2x+y=7 2×2 + y=7 4 +y =7 y =7 -4 y=3 Solution.. (2, 3)

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CBSE > Class 09 > Mathematics