3-5 Practice: Evaluating Expressions

Front

Evaluate 5m + 7 if m = 5

Back

32

Front

Evaluate 3b - 5 if b = 2

Back

1

Front

How many terms are in the expression 3x + 2y + z?

Back

3

Front

Evaluate m^2 if m = 7

Back

49

Front

Evaluate m - n if m = 29 and n = 11

Back

18

Front

What is an expression in mathematics?

Back

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

Front

What is a variable?

Back

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

Front

What does it mean to evaluate an expression?

Back

To calculate the value of an expression by substituting the variables with their given values.

Front

What is a term in an expression?

Back

A single mathematical component, which can be a number, a variable, or a combination of both, separated by + or - signs.

Front

What is the coefficient in the expression 4x + 3?

Back

The coefficient is 4, which is the number multiplying the variable x.