Evaluate algebraic expressions

Front

Let x = 4 and y = 3. Evaluate 3x - 4y.

Back

0

Front

Evaluate the expression using the values m = 7, r = 8, and t = 2. 3m – 5t

Back

11

Front

Write an algebraic expression for the word phrase: six times the daily amount of fiber (f) in your diet.

Back

6f

Front

Evaluate if a = 2 and b = 8: 6 + 7b - 3a

Back

56

Front

Evaluate 8y + 12 - 2z for y = 4 and z = 2.

Back

40

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols.

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 a variable in algebra?

Back

A variable is a symbol, often a letter, that represents an unknown value.

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 x = 5, what is the value of 2x + 3?

Back

13