Front

What is a coefficient in an expression?

Back

A coefficient is a numerical factor that multiplies a variable in an expression. For example, in the expression 4m, 4 is the coefficient.

Front

Identify the variable in the expression: 5 + y

Back

y is the variable in the expression.

Front

What are variables in an expression?

Back

Variables are symbols (like x, y, or z) that represent unknown values in an expression.

Front

Identify the variables in the expression: 3x + 9

Back

x is the variable in the expression.

Front

Evaluate the expression if a=3 and b=4: 10 + b

Back

14 is the result when b=4.

Front

What is the operation in the equation: 5y - 2 = 8?

Back

The operation is subtraction (-).

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operations without an equality sign.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with given numbers.

Front

Identify the constant in the expression: 4m + 2

Back

2 is the constant in the expression.

Front

What is the difference between a term and an expression?

Back

A term is a single mathematical entity (like 4m or 2), while an expression is a combination of terms.