# How do you translate word phrases to algebraic expressions: a number squared plus two times the number less 7 is equal to zero?

##### 1 Answer

#### Explanation:

Let's break this down.

**a number:** this means "any number", so we can substitute that with a variable,

**squared:** this means squaring the number, or multiplying it by itself (written as

**two times the number:** we've already established the number is

**the number less 7**: this looks like subtraction (a number less seven would be

For the parts I left out, I thought they would be easy to comprehend. If you did not understand them, you will find out when I go through setting this up:

A number

squared

plus two times the number less 7

is equal to zero

I believe this is what you meant.