Evaluating Expressions

Front

Evaluate 3x - 7 if x = 6

Back

11

Front

Evaluate 2a - b if a = 6 and b = 1

Back

11

Front

Evaluate 5m + 7 if m = 5

Back

32

Front

Write an algebraic expression for "The product of seven and j".

Back

7j

Front

Write an algebraic expression for "a number subtracted from eight".

Back

8 - n

Front

What is an algebraic expression?

Back

A mathematical phrase that can include numbers, variables, and operation symbols.

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, often a letter, that represents an unknown value.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation does.

Front

Evaluate 4p + 3 if p = 2

Back

11