Question

Translate the following into an algebraic expression: the sum of a number and five, added to the difference between the same number and three

Answer 1

It simplifies to 2x + 2.

Explanation:

Let the number be x, then the expression is

x + 5 + (x - 3)

= x + 5 + x - 3

= x + x + 5 - 3

= 2x + 2.