Evaluate Expressions

Front

Evaluate 2r + 1 if r = 3

Back

7

Front

If b = 4 and c = 5, what is the value of bc + b - c?

Back

19

Front

The expression 5n + 2 can be used to find the total cost in dollars of bowling where 'n' is the number of games bowled and 2 represents the cost of shoe rental. How much will it cost Vincent to bowl 3 games?

Back

17

Front

What is the variable in the expression y - 7?

Back

y

Front

Evaluate the expression for v = 3 and w = 3: vw + w = ?

Back

12

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?

Back

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

Front

What is the coefficient in the expression 4x + 5?

Back

4 (the number multiplying the variable x).

Front

What is the constant in the expression 3y - 2?

Back

-2 (the number that does not change).