Question

If 29x + 37y = 103, 37x + 29y = 95 then :


(क)x= 1, y = 2

(ख) x= 2, y = 1

(ग) x= 2, y = 3

(घ) x= 3, y = 2​

Answer 1

Answer:

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Step-by-step explanation:

Given equations are

29x+37y=103 ...(i)

37x+29y=95 ...(ii)

On multiplying (i) by 37 and (ii) by 29 and subtracting, we get

1073x+1369y=3811

−

1

073x

−

+

841y=

−

2

755

528y=1056

∴y=2

On putting y=2 in (i), we get

29x=103−37×(2)⇒29x=29

∴x=1

∴x=1,y=2