Evaluating Expressions Review

Front

Evaluate the expression: Let g = 3, h = 9. What is 4h + 2g + 4?

Back

46

Front

Evaluate 3d if d = 5.

Back

15

Front

Evaluate 6a - 3d when a = 1, d = 2.

Back

0

Front

Evaluate when a = 15: 2(a - 5) + 2.

Back

22

Front

Evaluate b² + 4 when b = 3.

Back

13

Front

What is an expression in mathematics?

Back

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

Front

What does it mean to evaluate an expression?

Back

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

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

Front

If a = 2, what is the value of 3a + 4?

Back

10

Front

What is the value of x if 5x = 25?

Back

5