Question

Translate the following into an algebraic expression: The number that is 75% of one less than a number n.

Answer 1

Answer:

Let the number be X

• one less than n gives (1-n)
• 75% of (1-n) can be written as 0.75*(1-n) = 0.75(1-n)

So,

X = 0.75 ( 1- n )

Answer 2

Answer: Your answer is

Let's suppose our required number is x

Then

X= 75/100 ×(n-1)

That's it

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