Question

Help me I don't get it ..........................................

Answer 1

5/7

Explanation:

Answer 2

130/231

Explanation:

you just plug in the values of x, y, and z so:

`(-(2)/(3)*(5)/(7) )/(-(11)/(13) )`

start by simplifying the top:

`(-(10)/(21))/(-(11)/(13) )`

divide:

`-(10)/(21)`÷
`-(11)/(13)`

=
`-(10)/(21) * -(13)/(11)`

=
`(130)/(231)`