Solving Absolute Value Equations

Solving Absolute Value Equations

Continue through the lesson and answer any questions.

Multiple Choice

Is absolute value always positive?

• yes
• no

Multiple Choice

What is the absolute value of |-37|.

• 0
• 37
• -37
• 30

Multiple Choice

Evaluate each expression.
| 9 |

• 0.9
• 9
• -9
• 90

Multiple Choice

What's a way to define absolute value?

• The value of a number
• The opposite of a number
• The distance of a number from zero
• The multiplicative inverse of a number

Watch and Learn How To

Solve Absolute Value Equations

Multiple Choice

To solve an absolute value equation you must FIRST

• Solve the absolute value

• Set the absolute value = to the positive

• Isolate the absolute value

• Set the absolute value = to the negative

Multiple Choice

|v + 8| − 5 = 2 

• {-1,-15}
• {-1,-5}
• {-15,15}
• No Solution

Multiple Choice

3| −8x| + 8 = 80

• {-7/3, 7/3}
• {-3,3}
• {11/3,-11/3}
• No Solution

Multiple Choice

 |−2n| + 10 = −50

• {30, -30}
• {20,-20}
• {-5,5}
• No Solution

Multiple Choice

−2|−2r − 4| = −12

• {3, 1}

• {−5, 1}

• {−5, 5}

• No Solution

Multiple Choice

|2a + 10| = 6

• a = 8, a = 2

• a = −2

• a = −8

• a = −8, a = −2