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Vocab
Riddles
100
x + 5 > 12
x > 7
100
How many degrees are in a right angle.
90
100
7(x+8)>x−97(x+8)>x-9
What should you do first?
The distributive property. 7 times x, then, 7 times 8
100
Which sign goes with the word AT LEAST ?
Greater than or equal to
≥
100
I run, yet I have no legs. What am I?
A nose
200
18 + x < 7
x < -12
200
True or false? -5 + 6 = 11? Why/Why not?
False: -5 + 6 = 1
200
What is the first step?
2+5x−8≥4x−7
Combine like terms before moving terms
200
Which sign goes with the word AT MOST ?
Less than or equal to
≤
200
L. It is the only letter formed by two lines instead of three.
300
x - 4 ≥ -17
x ≥ -13
300
What is a coefficient?
The number multiplied by/attached to/with a variable.
300
What step should you do first?
x−4<−6
Add 4
300
Which sign goes with the word NO MORE THAN ?
Less than or equal to
≤
300
What comes once in a minute, twice in a moment, but never in a thousand years?
The letter M
400
2x − 5 ≤ 21 + x
x≤26
400
What is a variable?
A letter that represents an unknown number.
400
What is the second step?
2x + 4 = 10
Divide by 2 on both sides
400
Which sign goes with the word NO FEWER THAN ?
Greater than or equal to
≥
400
People buy me to eat, but never eat me. What am I?
A plate or utensils
500
3 + 4x > −15 + 3x
x>−18
500
Name the order of operations.
PEMDAS
500
What is the second step?
3(x-4) > 14
Add 12 or Add 4
500
Which sign goes with the phrase NOT MORE THAN ?
Less than
<
500
What gets wetter the more it dries?
A towel