Math, asked by ayushchorge455, 5 months ago

If 15x + 17y = 21 ; 17x + 15y = 11.Find x + y

Answers

Answered by vijaygehlot987

1

Answer:

255x+289y=21*17=357

255x+225y=11*15=165

64y=192

y=3

x=(-2)

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