Algebra IA: Solving Absolute Value Equations Day 2

What is the reason that absolute value is always written as a positive?

• Absolute value is talking about numbers so it must be positive.
• Absolute value does not always have to be positive.
• Absolute value is like a clock it has only positive numbers.
• Absolute value is talking about distance, distance is always measured by positive numbers.

Tags

CCSS.6.NS.C.7C

the distance a number is from zero on a number line

• inequality
• absolute value
• negative number
• positive number

Tags

CCSS.6.NS.C.7C

a number less than zero

• positive number
• integer
• negative integer
• opposites

Tags

CCSS.6.NS.C.6A

The mountain was 200 above sea level

• Positive
• Negative
• Zero

Tags

CCSS.6.NS.C.5

Which is the greatest integer?

• -33

• |-31|

• |-28|

• -17

Which is the least integer?

• 1
• -1
• -2
• -8

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

Which values give an absolute value of: 19

• -19

• 19

• 1.9

• 0

Which values give an absolute value of: -4

• 4

• -4

• 0

• That's impossible, because absolute value is always positive.

∣ 2x + 9 ∣ = 15

• x = 3 
• x = 3
  x = -6
• x = 3
  x = -12
• x = 6
  x = -12

Tags

CCSS.6.EE.B.5

CCSS.6.NS.C.7

|6 - 2f| = -5

• 11/2, 1/2
• -5, 5
• 1, 3
• ⊘ No solution

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3