Unit 5 Test Review 2024

Front

Simplify: 12b + 4b^2 - 10b

Back

4b^2 + 2b

Front

Evaluate the expression when x = 20 and y = 4: \(\frac{x^2}{y}\)

Back

100

Front

Simplify: 7y^2 - 5y + 9y - 5y^2

Back

2y^2 + 4y

Front

What is the simplified version of this expression? 5(a + 6)

Back

5a + 30

Front

Use the distributive property to simplify the expression: 4(x - 2)

Back

4x - 8

Front

What is the distributive property?

Back

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

Front

What is a variable in mathematics?

Back

A symbol used to represent a number that can change.

Front

What is a coefficient?

Back

A numerical factor in a term of an algebraic expression.

Front

What does it mean to simplify an expression?

Back

To reduce an expression to its simplest form.

Front

What is the difference between an expression and an equation?

Back

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