MDude
contestada

What is the value of the expression |x – y| when x = –7 and y = –7?
A.
0

B.
14

C.
49

D.
–14

Respuesta :

Work is attached. :D
Ver imagen Аноним
Willchemistry
if x =  -7    and y = - 7

Therefore:

I -7 - (-7) I

Apply rule  - ( -a ) = a

I - 7 + 7 I = 0

answer a

hope this helps!

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