Unit 11 Equivalent Expressions Study Guide

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables.

Front

What are like terms?

Back

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

Front

Simplify the expression: 99f - f - f - f

Back

96f

Front

Combine like terms: 13n + n + 11

Back

14n + 11

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

Distribute and simplify: 9(x + 2) + 6(2x + 3)

Back

21x + 36

Front

What is the most simplified version of the expression 4x + 12 + 4x + 10?

Back

22 + 8x

Front

What is an expression in mathematics?

Back

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

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract terms that have the same variable and exponent.