How to translate "9 less than three times a number" into an algebraic expression?

fosilifer0ag

fosilifer0ag

Answered question

2023-03-08

How to translate "9 less than three times a number" into an algebraic expression?

Answer & Explanation

planelmolarvh8

planelmolarvh8

Beginner2023-03-09Added 4 answers

"9 less than" indicates that you are taking 9 away from something.
"9 less than 12 is 3" would be written as 12 - 9 = 3
The "something" in this instance is three times an undetermined number.
Call the number x
Three times the number is 3 × x = 3 x
"9 less than this" is written as 3 x - 9

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