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Simplify the expression. -(7)/(9) - (5)/(10) A) -(7)/(9) B) (12)/(19) C) (23)/(18) D) -(23)/(18) Please explain your answers. Thanks! : )
102k views
3 votes
Simplify the expression.

-
(7)/(9) -
(5)/(10)


A) -
(7)/(9)

B)
(12)/(19)

C)
(23)/(18)

D) -
(23)/(18)


Please explain your answers.
Thanks! : )

User Remario
by
7.6k points

2 Answers

2 votes

-(7)/(9) - (5)/(10)
=
-(70)/(90) - (45)/(90)
=
-(115)/(90)
=
-(23)/(18) (Answer D)
User Cybaek
by
8.8k points
4 votes
Selection D is appropriate.

-14/18 -9/18 = -23/18
Simplify the expression. -(7)/(9) - (5)/(10) A) -(7)/(9) B) (12)/(19) C) (23)/(18) D-example-1
User Mrz
by
8.6k points
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