Inequalities and Algebraic Expressions Vocabulary

compares two values or expressions and says if one is less than, greater than, or simply not equal to another value. This can contain any of the following symbols: < > ≤ ≥ ≠

• Term

• Expressions

• Equations

• Inequality

a symbol, normally a letter, used to show a value that is not known yet. 

• Term

• Square

• Expressions

• Variable

Numbers, symbols and operators (such as + and ×) that show the value of something; these do NOT have an equal sign.

• inequalities

• Expressions

• equations

• coefficient

5 less than the product of 7 and s

• 7s - 5

• 5 - 7 + s

• 7(s - 5) 

• 5 - 7s

Consists of two expressions that are not equal (many symbols).

• Inequality

• Variable

• Evaluate

We see these symbols with an:

• Inequality

• Equation

• Expression

An example of an inequality is:

• b - 4 = 2

• 2n + 4

• 4r - 6 > 24

Bg > 8

• Expression

• Equation

• Inequality

Mathematical sentence that does not contain an equal sign, but can contain the not equal to symbol, less than symbol, greater than symbol, less than or equal to symbol, or greater than or equal to symbol

• leading coefficient

• expression

• equation

• inequality

19 + x > 4

• Expression

• Equation

• Inequality