Answer :

d you put in 5 in place of where the n is
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Answer:

D) n+ 4 = 9

Step-by-step explanation:

A. 9-n=13

= -n =13-9

-n =13-9 = -n =4

= n = -4

Choice A is incorrect

C. 2n =7

2n/2=7/2

n = 3.5

Choice C is incorrect

D. n +4=9

n =9-4

n = 5

Choice D is correct

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