Chapter 3 - Expressions Review

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by two or more terms inside a set of parentheses.

Front

Simplify the expression: 3(4 + 5)

Back

27

Front

What are coefficients in an expression?

Back

Coefficients are the numerical factors in front of variables in an expression. For example, in 5x, 5 is the coefficient.

Front

What is an expression in mathematics?

Back

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

Front

Simplify the expression: 2x + 3x + 4

Back

5x + 4

Front

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract terms that have the same variable raised to the same power.

Front

What is the result of 5(2x + 6)?

Back

10x + 30

Front

Simplify the expression: 4x + 2(x + 1)

Back

6x + 2

Front

What is the difference between two expressions?

Back

The difference between two expressions is found by subtracting one expression from the other.

Front

Find the difference of the expressions (2x + 7) and (5x - 4).

Back

-3x + 11