Real numbers
distance and rational numbers
fractions
Expressions and Equations
inequalities and random math
100
What number combined with 23 will have a sum of 0?
-23
100
A swimmer is standing on a diving board ๐๐ feet above the deck of a pool. The swimmer dives to the bottom of the pool, which is ๐ feet below the deck of the pool. Write an expression that represents the distance from the diving board to the bottom of the pool and solve?
l32-(-8)l= 40feet
100
12(-1/2 - x) = -8
1/6
100
What is the value of 19(-32 รท 8)
-76
100
7(x + 4.2) = 65.1
x = 5.1
200
22+(-31)
200
what is the decimal equivalent of 7/99
.07070707070... repeating
200
A swimmer swims 3 1/2 miles to prepare for a race. If the swimmer already swam 3/4 mile, how many miles does the swimmer have left to swim?
2 3/4
200
simplify: -6(x + 8)-39
-6x-87
200
Correctly factor the expression 18x + 24
6(3x + 4)
300
B, because a negative times a negative is a positive
300
What is the decimal equivalent of -1 1/5
-1.2
300
A group of friends hike each trail 3 times this month. How many total miles will the group hike?
Alpine trail- 2 3/4miles Birch 3 1/2 miles Cedar 1 1/4 miles
22 1/2 miles
300
Consider the two expressions:
1.) -7.4(2x + 3.1) 2.) -14.8x+n
What value of n will make both equations equal?
22.94
300
What is the solution to -5x + 19 < -21
x > 8
400
The temperature of a substance is ๐๐ยฐC, and the temperature decreases by ๐๐ยฐC at the beginning of an experiment. If the temperature decreases by another ๐๐ยฐC by the end of the experiment, what is the temperature by the end of the experiment?
The temperature would be -24ยฐ
400
A submarine dives to a depth of 45 meters to explore the ocean floor. Later in the day, the submarine rises 40 meters almost to the surface of the water. What is the vertical distance between the ocean floor and the submarine?
5 meters
400
What is the value of s in the equations 1/4 รท 3/8(0.6)=s
0.4 or 2/5
400
A person buys a board game that costs $๐๐.๐๐ and some books that cost $๐.๐๐ each. The person spends a total of $๐๐.๐๐, before tax. Exactly how many books does the person buy?
4 books
400
draw a simple graph to show the inequality x < 3
open circle on 3 with the arrow going left
500
Rational or Irrational?
14/27
Rational
500
write the equation that represents the number line and solve.
(-6-6) or (-6 + -6) both equal -12
500
4-19+2/3(10รท1/3) =?
5
500
simplify (3/5x -7) + (-1/5x + 1/2)
2/5x - 6.5
500
A student is saving money for a video game system that costs $350. The student starts with $75 in a savings account and will save $25 each week. Write and solve an inequality that shows the minimum number of weeks it will take to save enough money to purchase the video game system?
25w + 75 โฅ 350 wโฅ11 11 weeks