Expressions Unit Review

Front

Factor: 4x + 30y

Back

2(2x + 15y)

Front

Evaluate 3x - 6 for x = 3

Back

3

Front

Evaluate -2x + 3 for x = -4

Back

11

Front

6x, 2x and x are all examples of...?

Back

like terms

Front

Evaluate 3x - 6 for x = -1

Back

-9

Front

What is a term in algebra?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both.

Front

What are coefficients?

Back

Coefficients are the numerical factors in terms of an algebraic expression.

Front

What is a variable?

Back

A variable is a symbol used to represent an unknown value in mathematical expressions.

Front

What does it mean to evaluate an expression?

Back

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

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power.