absolute value

What is the definition of absolute value?

• The distance a number is to zero

• A positive number

• A number that has a value with a different sign

Evaluate: |-12|

• 12

• -12

• 0

• 1.2

Evaluate: |0|

• 0

• -0

• +0

• There is no answer

Evaluate: |12|

• 12

• -12

• 0

• 1.2

Solve the following equation.
4x + 3 = -5

• 1/2
• -1/2
• -2
• 2

-3a + 8 = 14

• a= -2
• a= -7.5
• a= 2
• a= 6