A letter or a symbol used to represent a value that can change.
What is a variable?
100
A mathematical statement that two expressions are equivalent.
What is an equation?
100
The distance of a number from zero on a number line.
What is absolute value?
100
A number multiplied by the variable.
What is a coefficient?
100
The number of times a base is used as a factor.
What is an exponent?
200
A statement that two ratios are equal.
What is proportion?
200
Operations that "undo" each other (opposite)
What are inverse operations?
200
If x= -2
Then what is x²
4
200
Without graphing, tell whether each point is on the graph of the given line.
-4x+2y=8 (1,6)
Yes.
200
Evaluate the expression:
4³
64
300
Simplify the expression:
4•3+9
21
300
Simplify the expression:
-8a+3a
5a
300
Solve the equation:
5n-20=50
14
300
Without graphing, tell whether each point is on the graph of the given line.
-x+6y=24 (6,5)
Yes
300
Tell whether the number is a perfect square:
50
No, the square root of 50 is inbetween 7 and 8 (7.07106781187)
400
12n-23 for n=3
13
400
3b>27
b>9
400
Input Relationship Output
0 × 2 0
1 × 2 2
7 × 2 14
10 × 2 20
... ... ...
For the input of 50, what would be the output?
100
400
Without graphing, tell whether each point is on the graph of the given line.
5x-3y=14 (-1,-6)
No.
400
Multiply:
0.0006x10
0.006
500
Esmeralda's and Ana's total restaurant bill, including tip, was $34. Esmeralda's portion of the bill was twice as much as Ana's, and they each left a tip of $2.How much did each person pay?
Esmeralda: $20
Ana: $10
500
A spool of ribbon is 80 inches long. Hassina needs to cut strips of Ribbon that are 14 inches long. What are the possible numbers of strips that Hassina can cut?
5 strips
500
Translate the symbols into words:
25x+6≥17
Twenty-Five times x plus 6 is greater than or equal to 17
500
What is slope?
The ratio of rise to run for any two points on a line OR The steepness of the line.
500
What is commutative property?
A property of additon and multiplication that states you can add or multiply numbers in any order.
(Does not have to be exact)