Integers
Below are four account transactions. Find the account balance after the transactions when the account started with a balance of $95.
Deposit: $15
Withdrawal: -$65
Deposit: $40
Withdrawal: -$15
$70
Simplify the expression.
-1/3x - 6 + 2/3x - 3
1/3x - 9
Solve the equation. Write your answer as an improper fraction.
x + 3/4 = 6
21/4
Solve and graph the inequality.
1/2x - 3 ≤ 11
x ≤ 28
Closed circle centered above 28, arrow to the left
Solve the equation.
b + 3/8 = 11/8.
1
An airplane begins its descent at 1 1/2 miles above the ground. After 15 minutes, the airplane is 3/4 miles above the ground. Find the change in height of the airplane (as a decimal).
0.75 miles
Find the difference.
(3/4x - 5) - (1/2x - 9)
1/4x + 4
It costs $23.50 to enter an amusement park and $0.25 to ride a ride. You have $32. Write an equation that represents the number r of rides you can ride.
0.25r + 23.50 = 32
A number n minus 4.1 is no more than 15. Write this word sentence as an inequality.
n - 4.1 ≤ 15
Solve and graph the inequality.
-4b - 9 > -5
b < -1
Open circle centered above -1, arrow to the left
Find the next two numbers in the pattern:
5, -20, 80, -320
1,280 and -5,120
Factor 1/5 out of 1/5x - 3/5.
1/5(x - 3)
The perimeter of a triangle is 20.6 centimeters. Two known side lengths are 6.3 and 8.4 centimeters. What is the length of the unknown side?
5.9 centimeters
Tell whether -5 is a solution of y + 8 > 3. Yes or No.
No
You start a new job. After w weeks, you have (10w + 120) dollars in your savings account and (45w + 25) dollars in your checking account. Write an expression that represents the total in both accounts.
55w + 145 dollars
There are 13 cups of milk in a container. You drink 0.75 cups of the milk each morning and 2.5 cups of the milk each evening. In how many days will you run out of milk?
4 days
Simplify the expression (in preferred order).
1.4y + 5 - 4.2 - 5x2 + z - 4.3y -2(x - 1)
-5x2 - 2x -2.9y + z + 2.8
Solve the equation.
x/16 - 1/4 = 1/2
12
Solve the inequality and graph the solution.
7h + 5 - 9h < 18 + 7
h > -10
Open circle centered above -10, arrow to the right
Which expression simplifies to a smaller answer, Expression A or Expression B?
Expression A: -|2| + 14(2)
Expression B: 30/2 - 2(3) -(-16)
Expression B
An online retailer allows customers to rate items on a scale from -5 to 5. An item receives the scores -1.75, -1, 4.25, 3.75, 1, -4.75, and 2. Find the mean score. Write your answer as a decimal.
0.5
A business has 4 humidifiers. The cost (in dollars) to buy and maintain the humidifiers for n weeks is represented by 40n + 640. Write an expression that represents the cost to buy and maintain one humidifier for n weeks.
10n + 160
The price of a pair of headphones at Store A is 3/4 the price at Store B. The price at Store A is $89.25. Find how much you save by buying the headphones at Store A.
$29.75
You earn $9.20 per hour at your summer job. You already have $35.75 in the bank that you will use for buying a new tablet. Write and an inequality that can be used to find the number of hours you can work to earn enough money to buy a tablet that costs $299.
9.20h + 35.75 ≥ 299
What is Mr. Rad's favorite Doritos flavor?
Spicy Sweet Chili (Purple bag)