Respuesta :

arabellasdt

Answer:

C = -10

D = -5

Step-by-step explanation:

so all you have to do is substiute and simplify

xy/y

we can take out the two ys because its multiplying

x = -10

x^2/y

(-10)^2/ -20

100/-20

-5

and for C we can check it by not removing the y:

-10(-20) / -20

200/-20

-10

beinggreat78

Answer:

a. [tex]\sf 10[/tex]

b. [tex]0[/tex]

c. [tex]\sf -10[/tex]

d. [tex]\sf 5[/tex]