1.

Find the value of (x+y) ,if 15x+17y=21 and 17x+15y=11​

Answer»

ANSWER:

X + Y = 1

Step-by-step explanation:

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

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

______________________

1+2 32 x + 32 y = 32

divide with 32

X + Y = 1

the value of (x+y) = 1



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