<meta http-equiv="refresh" content="1; url=/nojavascript/">
Dismiss
Skip Navigation
You are viewing an older version of this Concept. Go to the latest version.

Checking Solutions to Equations

Substitute values for variables to check equation solutions

Atoms Practice
0%
Progress
Practice Checking Solutions to Equations
Practice
Progress
0%
Practice Now
Evaluating Algebraic Expressions and Equations
Loading... 

Vocabulary

Equation

Equation

An equation is a mathematical sentence that describes two equal quantities. Equations contain equals signs.
Expression

Expression

An expression is a mathematical phrase containing variables, operations and/or numbers. Expressions do not include comparative operators such as equal signs or inequality symbols.
inequality

inequality

An inequality is a mathematical statement that relates expressions that are not necessarily equal by using an inequality symbol. The inequality symbols are <, >, \le, \ge and \ne.
solution

solution

A solution to an equation or inequality should result in a true statement when substituted for the variable in the equation or inequality.
Variable

Variable

A variable is a symbol used to represent an unknown or changing quantity. The most common variables are a, b, x, y, m, and n.

Image Attributions

Reviews

Please wait...
Please wait...

Original text