Numbers & Expressions
Solve
5 (7-2) - 9
16
Translate the phrase into an algebraic expression.
six feet shorter than the mountain's height.
h-6
Name the property shown by the statement.
(x*8)*2=x*(8*2)
Associative property of multiplication
Solve the equation
15 + r = 30
15
Refer to the coordinate system on your sheet. Write the ordered pair for letter T.
(6,6)
4[9+(1*16)-8]
68
Evaluate each expression if x=7, y=3, z=9
4z-3y
27
Name the property shown by the statement.
6+0=6
Additive Identity
Write an equation and solve
a number increased by 8 is 23
n+8=23; 15
Write a set of ordered pairs for the data.
(0, 100), (1, 50), (2, 25), (3, 13), (4, 6)
45-18
9/3
9
Evaluate each expression if x=3, y=8, and z=5.
6x-2z+7
15
72d
Find the solution of each equation from the list given.
13 - m = 4; 7, 8, 9
9
Determine the domain and range of (0,2), (1, 7), (5, 2), and (6,5).
Domain = {0,1,5,6}
Range = {2, 5, 7}
56 / (7*2) * 6
24
Translate the phrase nine less than a number into an algebraic expression.
n-9
In food preparation, chefs marinate meat before they cook it because meat absorbs the marinade during the cooking process. Is marinating and cooking meat commutative.
No; marinating meat must be done before cooking meat.
A bicycle wheel travels 72 inches in one revolution. Given r, the number of revolutions of the wheel, write an equation to find d, the distance traveled.
d=72r
What kind of relationship does the scatter plot show?
Positive relationship
Fuyu, Collin, and Sydney spent $284 to buy supplies to make bracelets. They sold the bracelets for $674. If they split the profits evenly, how much did each person earn?
130
Arturo's time for climbing the rope was 5 seconds more than half of Brandon's time. Represent this situation as an algebraic expression.
5+B/2
State whether the following statement is true or false. Multiplying any number by one produces the original number. Explain
In a recent year, 1 U.S. dollar could be exchanged for 0.78 euros.
Given d, the number of U.S. dollars, write an equation that can be used to find c, the number of euros.
How many U.S. dollars can you receive for 7.8 euros?
c=0.78d
10
Determine whether a scatter plot of the data for the following might show a positive, negative, or no relationship.
Time spent playing video games and time spend on outdoor activity.
Negative