Question

Need number 9,15,19 by today!!

Answer 1

9:

`(3)/(4)=(1)/(3)+f\\\\(3)/(4)-(1)/(3) = f\\\\f = (9)/(12) - (4)/(12)\\\\f = (5)/(12)`

15:

`y+(11)/(25)=-(3)/(25)\\\\y=-(11)/(25)-(3)/(25)\\\\y=-(14)/(25)`

19:

`(5)/(6)x+(1)/(6)x=-9\\\\x=-9`