Algebraic Vocabulary

Front

What is an expression in algebra?

Back

An expression is a combination of numbers, variables, and operators (like + and -) without an equality sign. Example: n - 4.

Tags

CCSS.6.EE.A.2B

Front

What is a variable?

Back

A variable is a symbol (often a letter) that represents an unknown value. Example: h in the expression 3h + 2.

Tags

CCSS.6.EE.A.2B

Front

What is a term in algebra?

Back

A term is a single number or variable, or numbers and variables multiplied together, separated by + or - signs. Example: 2x and -4 are terms.

Tags

CCSS.6.EE.A.2B

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operators, but does not have an equality sign. Example: 4x + 5.

Tags

CCSS.6.EE.A.2B

Front

What is an algebraic equation?

Back

An algebraic equation is a statement that two expressions are equal, indicated by an equals sign. Example: 3r + 2 = 35.

Tags

CCSS.6.EE.A.2C

Front

What is a coefficient?

Back

A coefficient is a number that is multiplied by a variable in an expression. Example: In 4x, 4 is the coefficient.

Tags

CCSS.6.EE.A.2B

Front

What is a constant?

Back

A constant is a fixed value that does not change. Example: In the expression 3x + 5, the number 5 is a constant.

Tags

CCSS.6.EE.A.2B

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Tags

CCSS.7.EE.B.4A

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equals sign, while an equation does. Example: 2x + 3 is an expression; 2x + 3 = 7 is an equation.

Front

What is a linear equation?

Back

A linear equation is an equation of the first degree, meaning it has no exponents greater than one. Example: 2x + 3 = 7.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2