Math, asked by sandeeprane1975, 8 months ago

5/x-1+8/y+1=9;4/x-1+6/y+1=7

Answers

Answered by ritika9250

1

Step-by-step explanation:

5/x-1+8/y+1=9
cross multiply
5(y+1)+8(x-1)=9
5y+5+8x-8=9
8x+5y-3=9
8x+5y=9
8x+5y=12
8x=12-5y
x=12-5y/8. put in equation 2

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