12th
grade

Mathematics

53%

accuracy

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1. Fill in the Blank
1 minute
1 pt
|v + 8| − 5 = 2
2. Fill in the Blank
1 minute
1 pt
−2|−2r − 4| = -12
3. Fill in the Blank
1 minute
1 pt
-|−2r − 1| = 11
4. Multiple Choice
45 seconds
1 pt
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.
5. Multiple Choice
30 seconds
1 pt
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
6. Fill in the Blank
1 minute
1 pt

$-\left|x-12\right|-4=2x-1$
7. Fill in the Blank
1 minute
1 pt
$\left|2x+4\right|-6=-5x+5$
8. Fill in the Blank
1 minute
1 pt
$\left|x-2\right|=\left|-2x+10\right|$
9. Fill in the Blank
1 minute
1 pt
$\left|2x-5\right|=\left|-4x+2\right|-8$
10. Open Ended
3 minutes
1 pt
Does this equation have 0,1 or 2 solutions? Explain, without solving!
$\left|2x+9\right|=x-7$
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