Show:
Adding and Subtracting
Multiplying and Dividing
Inequalities
Concepts
Misc.
100
Solve for x: x - 10 = 35
x = 45
100
Solve for n. 7n = 84
n = 12
100
Solve and graph the following inequality x + 15 > 27
x > 12
100
If your inequality says "greater than", which direction should your arrow go on your graph?
To the right
100
You bought a magazine for $6 and seven notepads. You spent a total of $20.  How much was each notepad?
$2
200
Solve for a: a + 15 = 75
a = 60
200
Solve for t. t / 32 = 11
t = 352
200
Solve and graph this inequality p + 20 < 55
p < 35
200
If your inequality says "less than or equal to" what kind of circle should you use, empty or full?
Full
200
Stephanie's Bikes rents bikes for $17 plus $5 per hour. Kathryn paid $47 to rent a bike.  How many hours did she have the bike? 
6
300
Solve for m. m - (-20) = 27
m = 7
300
Solve for z. -16z = -48
z = 3
300
h - (-15) < 42
h < 27
300
The phrase "at least" means what?
Greater than or equal to
300
How old am I if 500 reduced by 4 times my age is 216?
71
400
Solve for r. r + (-17) = 34
r = 51
400
Solve for g. g / -16 = -16
g = 256
400
Mia wants to spend no more than $10 on an ad in the paper. The first 10 words cost $3. Find the amount of money m she has left to spend on the ad. Write your answer in a complete sentence.
Mia can spend, at most, 7 more dollars on the ad.
400
The phrase "at most" means what?
Less than or equal to
400
The cooking club made some pies to sell at a basketball game to raise money for the new math books. The cafeteria contributed two pies to the sale. Each pie was cut into 6 pieces and sold.  There were 66 total pieces.  How many pies did the Cooking Club make?
9
500
The 1954 elevation of Mt. Everest was 29,028 ft. In 1999, that elevation was revised to be 29,035 ft. Write and solve an equation to find the change c in elevation of Mt. Everest. Remember to answer in a complete sentence.
29035 - c = 29028 The change in elevation is 7 feet.
500
Brett is preparing to participate in a 250-kilometer bike race. He rides a course near his house that is 2 km long. Write and solve an equation to determine how many laps he must ride to equal the distance of the race. Remember to answer with a complete sentence.
2x = 250 Brett must ride 125 laps to equal the distance of the rate.
500
To advance to the next level of a competition, Rachel must earn at least 180 points. She has already earned 145 points. Find the number of points p she needs to advance to the next level of the competition and graph your answer. Write your answer in a complete sentence.
Rachel must earn at least 35 more points.
500
Which side of the inequality should your variable be, left or right?
left
500
Catie is starting a babysitting business.  She spent $26 to make signs to advertise.  She charges an initial fee of $5 and then $3 for each hour of service.  Write and solve an inequality to find the number of hours she will have to babysit to make a profit.  
5 + 3h > 26

h > 7