Unit 2 Review

Front

Simplify: -4(-4d - 5)

Back

16d + 20

Front

Simplify: -8(6x + 3)

Back

-48x - 24

Front

Solve the inequality: 5t - 10 > 55

Back

t > 13

Front

Which graph matches the inequality: -2 ≥ n?

Back

Graph A

Front

An electrician charges $45 per hour and spends $20 a day on gasoline. Write the algebraic expression for his earnings for one day.

Back

45h - 20

Front

What is the distributive property?

Back

a(b + c) = ab + ac

Front

What is an inequality?

Back

A mathematical statement that compares two expressions using <, >, ≤, or ≥.

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form by combining like terms and removing parentheses.

Front

What is a variable in algebra?

Back

A symbol, often a letter, that represents a number in expressions or equations.

Front

What is the difference between an equation and an expression?

Back

An equation states that two expressions are equal, while an expression does not include an equality sign.