-3 + (-4) =
-7
Does this graph show a proportional relationship between the time in hours and the total cost? Why or why not?
Yes because it is a straight line and it touches the origin (0,0)
Simplify:
2x+5+3x-2
5x+3
Find the area of the rectangle.
What is the mode of this data set?
7, 8, 2, 5, 6, 7, 7, 9, 12
7
-2*(-30)=
60
Samantha bought 12 bags of chips for $6.40. How much did it cost for each bag of chips?
$0.53 per bag
Simplify:
5(2x-4)
10x - 20
This picture shows the _________ of a circle.
radius
What is the range and median of this data set?
7, 8, 2, 5, 6, 7, 7, 9, 12
range = 10
median = 7
-1.2-4.5=
-5.7
What is the constant of proportionality for this graph? What does it mean in the context of the problem?
Solve for x:
4x-5=15
x=5
Find the missing angle.
x=53
You spin the spinner one time. What is the probability it lands on green?
1/4
Which number has the greatest value?
|5|
|-6|
|-10|
|3+4|
|-10|
What is the unit rate in gallons per minute?
Write an equation to represent this relationship.
unit rate = 5 gallons per minute
y=5x
What values of x make the inequality true?
x/3+4>7
x>9
Find the volume of this prism:
60 cm3
You roll a number cube one time. What is the probability it lands on an even number?
3/6
1/2
The temperature was -3.5 degrees in Alaska. The temperature rose 12 degrees. What is the new temperature?
8.5 degrees
Does this table represent a proportional relationship? Why or why not?
No, it does not because the unit rate is not the same.
Simplify:
5(-2x+4)-3x+5
-13x+25
Find the missing angle.
60 degrees
What is the mean of this data set?
7, 8, 2, 5, 6, 7, 7, 9, 12
7