Evaluate Expressions

Front

Solve 4x + 3 when x = 5

Back

23

Front

Solve 4x + 3 when x = 6

Back

27

Front

Solve 7y + 3 when y = 4

Back

31

Front

Solve x + 12 when x = 3

Back

15

Front

How many terms are in the expression 3x?

Back

1

Front

What is an expression in mathematics?

Back

A combination of numbers, variables, and operators (like +, -, *, /) that represents a value.

Front

What does it mean to evaluate an expression?

Back

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

Front

What is a variable in mathematics?

Back

A symbol (like x or y) that represents an unknown value.

Front

What is a term in an expression?

Back

A single mathematical component, which can be a number, variable, or the product of numbers and variables.

Front

What is the coefficient in the expression 4x?

Back

The number 4, which multiplies the variable x.