Question

Write an algebraic expression to represent the following phrase:

the sum of a number and 0.5


no links

Answer 1

x + .5 because it says the sum which means addition

Answer 2

x + 0.5

Explanation:

The sum of implies that addition is involved.

Since the number is unknown, you use a variable. For example, x.

You're adding x and 0.5 so you would use a plus sign.

The algebraic expression would be x + 0.5.

Hope that helps.