EE.2.b Introduction to Algebra Vocabulary

Front

True or false? Coefficients can sometimes be invisible.

Back

True

Front

What is a variable?

Back

A letter or symbol standing for an unknown value.

Front

In the equation 3x=12, what is x called?

Back

Variable

Front

Identify the variables in the expression 5p + 4h - 2.

Back

p, h

Front

What is the variable in the expression 3x - 5?

Back

x

Front

What is a coefficient?

Back

A number that multiplies a variable.

Front

What is an equation?

Back

A mathematical statement that two expressions are equal.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is a constant in algebra?

Back

A fixed value that does not change.

Front

What is an expression?

Back

A combination of numbers, variables, and operators without an equality sign.