MiriscutelyBellB
MiriscutelyBellB MiriscutelyBellB
  • 14-06-2016
  • Mathematics
contestada

Simplify the fraction -(2x/-xy) completely.
a. 2x/-xy
b. -2/y
c. -2x/xy
d. 2/y

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Willchemistry
Willchemistry Willchemistry
  • 14-06-2016
[tex]-( \frac{2x}{xy} ) :[/tex]

Remove parentheses:  (a) = a

[tex]= - \frac{2x}{-xy} [/tex]

Apply  the fraction rule :

[tex] \frac{a}{-b} = - \frac{a}{b} [/tex]

[tex]-( \frac{2x}{xy} )[/tex]

Cancel : [tex] \frac{2x}{xy} [/tex]

[tex]= -(- \frac{2x}{y} )[/tex]

Apply rule : -(-a) = a

[tex]= \frac{2}{y} [/tex]

Answer D

hope this helps!
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