Question

Write each phrase as an algebraic expression.
16 seconds faster than Aya’s time.

Answer 1

Given:

The given phrase is 16 seconds faster than Aya’s time.

To find:

The algebraic expression for the given phrase.

Solution:

Let x be the Aya’s time.

16 seconds faster than Aya’s time. It means 16 seconds less than Aya’s time.

We know that a negative sign "-" is used for less than.

16 seconds less than Aya’s time =
`x-16`

16 seconds faster than Aya’s time =
`x-16`

Therefore, the required algebraic expression is
`x-16`.