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Solve for x and y. 37x+43y=123, …

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Solve for x and y. 37x+43y=123, 43x+37y=117

Posted by Aaliya ? 6 years, 2 months ago

CBSE > Class 10 > Mathematics

2 answers

Aadya Singh ? 6 years, 2 months ago

So, y = 2 and x = 1

1Thank You

Aadya Singh ? 6 years, 2 months ago

37x + 43y = 123 .......(1) , 43x+37y = 117....(2) , Adding equation (1) and (2) , we get, 80x + 80 y = 240 , x+y=3 ......(3) , Subtracting equation (2) from (1) , we get, -6x+6y = 6 , -x + y = 1 ........(4) , Adding (3) and (4) , 2y = 4 , y = 2 . Now, put the value of y in (3) , we get, x = 1.

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CBSE > Class 10 > Mathematics