Question

1.

a)x/3=-2/-6

b)4/5=-12/9-x

Answer 1

1/3

-32/15

Answer 2

1/3

-32/15

Answer 3

a.1/3

b.-32/15

Answer 4

1/3

-32/15

Answer 5

`a) x/3=(-2)/(-6)`

`<=> -6x=3.(-2)`

`<=> -6x=-6`

`<=> x=1`

`b) (4)/(5)=(-12)/(9-x)`

`<=>4(9-x)=5.(-12)`

`<=>4(9-x)=-60`

`<=>9-x=-60:4`

`<=>9-x=-15`

`<=>x=9-(-15)`

`<=>x=24`

Answer 6

a) \(\dfrac{1}{3}\)

 

b) \(\dfrac{-32}{15}\)