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soldi70 [24.7K]
3 years ago
12

Anna found the difference between thirteen and the product of four and a number. Which expression represents this phrase, and wh

at is its value if n = 3?
Mathematics
2 answers:
Elan Coil [88]3 years ago
8 0
The first thing we must do for this case is to define a variable.
 We have then:
 n: unknown number.
 We write the algebraic expression:
 13 - 4n
 For n = 3 we have:
 13 - 4 (3) = 13 - 12 = 1
 Answer:
 
An expression that represents this phrase is:
 
13 - 4n
 
its value if n = 3 is:
 
1
chubhunter [2.5K]3 years ago
7 0

Answer:

1

Step-by-step explanation: 13-4n ; when n = 3 the value is 1

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