UNIT 1-3 REVIEW

Front

What does the inequality k < 3 represent on a number line?

Back

It represents all numbers to the left of 3, not including 3 itself.

Front

What is the result of -36 + 14?

Back

-22

Front

How do you simplify -5 - (-1)?

Back

You add 1 to -5, resulting in -4.

Front

Back

x = 33

Front

Translate the phrase 'Twice a number plus 9 is less than 30' into an inequality.

Back

Front

Back

x < 10.5.

Front

What is the definition of an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is less than, greater than, less than or equal to, or greater than or equal to the other.

Front

What does it mean to solve an equation?

Back

To find the value(s) of the variable that make the equation true.

Front

Back

Subtract 5 from both sides to isolate x.

Front

Back

-4.