Probability
Verifying Equation Solutions
Solving Linear Equations
Word Problems
Solving for a Variable
Linear Inequalities
Proportions
100
Probability of rolling a perfect square on a die
1/3
100
The solution to the equation
5y+3=10y-4
y=3/5 or y=7/5
y=7/5
100
Solve for x
4x-1=6x+3
x=-2
100
Three consecutive integers whose sum is -96.
-33, -32, -31
100
Solve for x
w=3x-3
x=(w+3)/3 or x=w/3+1
100
Solve for u
Write your answer with u first, followed by an inequality symbol
3(u-13)<6
u<15
100
Solve for q in the proportion.
36/20=q/10
q=18
200
P(~Blue)
4/5
200
The solution to the equation
9y+2=6y+3
y=1/3 or y=-1/3
y=1/3
200
Solve for x
-2(x+6)=2
x=-7
200
Three consecutive odd integers whose sum is 57.
17, 19, 21
200
Solve for y
24yz=3
y=1/(8z)
200
Solve for x
Write your answer with x first, followed by an inequality symbol
1-2x<9
x> -4
200
Solve for s in the proportion
18/4=45/s
s=10
300
Probability of picking a blue or red marble
3/5
300
The solution to the equation
4x-2=2x+1
y=-3/2 or y=-1/2 or y=1/2 or y=3/2
y=3/2
300
Solve for x
2-x/3=6-x
x=6
300
Ms. Rodriguez chooses a number at random. She subtracts eight times her number from 24 and gets 8. What is her number?
2
300
Solve for a
d=(ac)/b
a=(bd)/c
300
Solve for h
Write your answer with h first, followed by an inequality symbol
– 13h-3≤ – 16-12h
h>=13
300
Solve for t in the proportion
t/24=26/39
t=16
400
Probability of picking a blue marble, putting it back, and picking a blue marble again (as a fraction)
1/25
400
The solution to the equation
4x-20=-6x
y=-10 or y=-2 or y=2 or y=10
y=2
400
Solve for x
(2x)/3=x-6
x=18
400
Pebbles has a box of toys. She added seven toys to her collection. A week later, Jet destroyed half of all her toys. There were now only 22 toys left. Pebbles started with __ toys.
37
400
Solve for f
g=h+e/f
f=e/(g-h)
400
Solve for m
Write your answer with m first, followed by an inequality symbol
20+4(-3m-13)≤-20-19m-19
m≤-1
400
Solve for g in the proportion
654/981=6/g
g=9
500
Probability of picking a blue marble, not putting it back, and picking a blue marble again (as a fraction)
0
500
The solution to the equation
2x=1/2x
y=-2 or y=-1/2 or y=0 or y=1/2 or y=2
y=0
500
Solve for x
12+20/x=10
x=-10
500
Pebbles ate half of her treats and then stole 16 more from Jet. She now has 36 treats. Pebbles started with __ treats.
40
500
Solve for m
n=(-3m-2)/(km)
m=-2/(kn+3)
500
Solve for n
Write your answer with n first, followed by an inequality symbol
– 46.4n-78.5n+98.88≤ – 2(64.4n+81.6)
n≤ -67.2
500
Solve for r in the proportion
3/1.2=19/r
r=7.6