Question

solve question number 9 and 10​

Answer 1

Answer:

let the denominator be x

according to question

x-1

x

x-1 +2. 10

x -2 = 7

cross multiplication

7(x-1+2)=10(x-2)

7x-7+14=10x-20

7x-21=10x-20

7x-10x=-20+21

-3x= 1

x= -1/3