Question

if 15x+17y=21;and17x+15y=11 then find the value of x+y​

Answer 1

Answer:

1

Step-by-step explanation:

On adding both the equations ,

15x+17y=21-------eq 1

17x+15y=11-------eq 2

Adding eq 1 and 2

15x+17y=21

+17x+15y=11

_________

32x+32y=32

On dividing by 32 ,

x + y = 1

Answer 2

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