Unit 4 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

Use the distributive property to find an equivalent expression: 5(2f + 4)

Back

10f + 20

Front

What is the simplified version of the expression: -4(8r + 3)?

Back

-32r - 12

Front

How do you solve for w in the equation: 4w + 8 = 0?

Back

w = -2

Front

What inequality does the number line graph represent if it includes 3 and extends to the right?

Back

x ≥ 3

Front

When graphing an inequality, what does an open dot represent?

Back

An open dot represents < or >, indicating that the endpoint is not included in the solution.

Front

What is the difference between an open dot and a closed dot in graphing inequalities?

Back

An open dot indicates that the number is not included (using < or >), while a closed dot indicates that the number is included (using ≤ or ≥).

Front

What is the result of simplifying the expression: 3(2x + 4) - 5?

Back

6x + 12 - 5 = 6x + 7

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable that make the equation true.

Front

What is the solution to the equation: 2x - 6 = 10?

Back

x = 8