Unit 2 Test Study Guide

Front

What property is used to simplify the expression -6(3x + 6)?

Back

Distributive Property

Front

If you bought a comic book for $5.00 and 6 magazines for a total of $30.00, what equation represents the cost of each magazine?

Back

6m + 5 = 30

Front

How do you solve the equation 2x + 4 = 20 for x?

Back

x = 12

Front

What does the inequality -2 ≥ n represent on a number line?

Back

n is less than or equal to -2.

Front

Which graph represents the solution to the inequality -2 ≥ n?

Back

Graph A.

Front

How do you solve the inequality 11x + 14 < -8 for x?

Back

x < -2.

Front

What is the first step in applying the Distributive Property to an expression?

Back

Multiply the term outside the parentheses by each term inside the parentheses.

Front

What is the solution to the equation 3x - 9 = 0?

Back

x = 3.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the definition of an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols like <, >, ≤, or ≥.