Question

Solue: 15x + 17 y =21 ; 17x + 15y =11
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Answer 1

Answer:

here is your answer mate

Step-by-step explanation:

15x +17y =21+17x +15y=11

15x - 15x +17y -17y =11-21

0 +0 =11

=11

Answer 2

Answer:

x=-2 and y=3

Step-by-step explanation:

we have

15x+17y=21........(1)

17x+15y=11.........(2)

solving eqn.1 and 2 we get

15x+17y=21. ......(×17)

17x+15y=11........(×15)

we get , y=3

putting the value of y in eqn. 1 we get

x=-2

hope it helps

plzz mark brainliest ❤️.