Question

Represent the following sentence as an algebraic expression, where "a number" is the

letter x.
Twice a number.

Answer 1

`x = 2a`

Explanation:

Required

Represent twice a number is x as an algebra

Given that the number is a;

Then

`Twice\ a\ number = 2 * a`

`Twice\ a\ number = 2a`

Also,

`Twice\ a\ number = x`

So, we have that

`x = 2a`

Hence, the algebraic representation of the given parameters is

`x = 2a`