Absolute Value Solving

-|−2r − 1| = 11

• {-6,5}

• {5,-6}

• -6

• No Solution

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

Tags

CCSS.6.NS.C.7C

|v + 8| − 5 = 2 

• {-1,-15}

• {-1,-5}

• {-15,15}

• No Solution

 |−2n| + 10 = −50

• {30, -30}

• {20,-20}

• {-5,5}

• No Solution

Solve the following equation:

3| −8x| + 8 = 80

• {−7/3, 7/3}

• {−3, 3}

• {11/3, −11/3}

• No Solution

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

How many solutions does the equation have?

-4 = |-6v| - 4

• no solution

• one solution

• two solutions

y=|x+1|−4

• A

• B

• C

• y=D

Tags

CCSS.HSF-IF.C.7D

Which graph matches the function:
y = -2|x - 3| + 5

• A

• B

• C

• D

What is the absolute value of |-26|.

• 26

• -26

• 0

• -20

Tags

CCSS.6.NS.C.7C