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A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th

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A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th  [#permalink]

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New post 16 Dec 2018, 23:56
1
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A
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C
D
E

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A baby has x total toys. If 9 of the toys are stuffed animals, 7 of the toys were given to the baby by her grandmother, 5 of the toys are stuffed animals given to the baby by her grandmother, and 6 of the toys are neither stuffed animals nor given to the baby by her grandmother, what is the value of x?

A. 6
B. 7
C. 9
D. 17
E. 22

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A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th  [#permalink]

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New post 17 Dec 2018, 00:09
grand mother 5(stuff) 2
other person 4(stuff) 6

total 5+4+2+6=17
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Re: A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th  [#permalink]

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New post 17 Dec 2018, 01:11
Bunuel wrote:
A baby has x total toys. If 9 of the toys are stuffed animals, 7 of the toys were given to the baby by her grandmother, 5 of the toys are stuffed animals given to the baby by her grandmother, and 6 of the toys are neither stuffed animals nor given to the baby by her grandmother, what is the value of x?

A. 6
B. 7
C. 9
D. 17
E. 22



I solved it using 2x2 matrix got D 17 IMO D ..

solution attached
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Re: A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th &nbs [#permalink] 17 Dec 2018, 01:11
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