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I don’t understand this

I don’t understand this
20.1k views
3 votes
I don’t understand this

I don’t understand this-example-1
User Christian Seiler
by
8.2k points

2 Answers

6 votes

Answer:

24.5

Explanation:

7²/x²-2

7²/2²-2

49/4-2

49/2

24.5

User Amir Mohsen
by
9.0k points
3 votes
Replace x with 3 in the equation to get:
7^2/ 3^2 -2

7^2 changes to 49 and 3^2 changes to 9:
49/9-2

Simplify 9-2 to 7:
49/7

Divide 49 by 7:
7










User Marsmensch
by
8.1k points
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