Writing expressions and Equations

Front

The product of five and a number is twenty. Write the expression.

Back

5x = 20

Front

Three more than the quotient of a number and six. Write the expression.

Back

\frac{n}{6} + 3

Front

Four more than Juliet had. Write the expression.

Back

j + 4

Front

A number squared decreased by five. Write the expression.

Back

n^2 - 5

Front

A number raised to the fifth power. Write the expression.

Back

n^5

Front

What is an expression?

Back

A mathematical phrase that can contain numbers, variables, and operators.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

Define variable in mathematics.

Back

A symbol used to represent a number that can change.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of an expression by substituting numbers for variables.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation does.