Question

99x + 101y = 499; 101x + 99 y = 501​

Answer 1

full solution in other other pages

Answer 2

Here your answer is:-⬇️⬇️⬇️

99x+101y=499____(1)

101x+99y=501_____(2)

add(1)&(2)

(99+101)x+(101+99)y=(499+501)

200x+200y=1000

200(x+y)=1000

x+y=5

sub (1)&(2)

2x-2y=2

2(x-y)=2

x-y=1

x+y=5

x-y=1

2x=6

x=3

put x=3___(1)

3+y=5

y=2.

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