Solve the following systems of equations:23x - 29y = 9829x - 23y = 110 – InterviewSolution

1.

Solve the following systems of equations:23x - 29y = 9829x - 23y = 110

Answer»

23x - 29y = 98

29x - 23y = 110

Adding both equation

⇒ 52x – 52y = 208

⇒ x – y = 4 ----- (1)

Subtracting both equation

⇒ -6x - 6y = -12

⇒ x + y = 12 ----- (2)

(1) + (2)

⇒ 2x = 16

⇒ x = 8

Thus,

y = 4

Discussion

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