Algebra 1 · Expressions & Equations
Equation
Algebra 1 · Expressions & Equations
Definition
An equation is a mathematical statement that two expressions are equal, joined by an equals sign.
Examples
- 2x + 3 = 11 is an equation.
- x - 4 = 10 is an equation.
Key rule
An equation always contains an equals sign.
Memory hook
Equation has an equals - both sides balance.