Simple Linear Equations
Solve the linear equation:
20+n=48
n=28
Solve the linear equation:
4n - 2n = 4
n=2
Ming was planning a trip to Western Samoa. Before going, she did some research and learned that the exchange rate is 6 Tala for $2. How many Tala would she get if she exchanged $6?
18 Tala
What is the probability of rolling a die with numbers 1 - 10 on it and getting a multiple of 4?
1/5
The letters of the word GEOMETRY are each written on a slip of paper and placed in a jar. What is the probability of picking an E or a Y?
3/8
Solve the linear equation:
-2x+18=44
x=-13
Solve the linear equation:
−12 = 3 − 2k − 3k
k=3
If you can buy four bulbs of elephant garlic for $8 then how many can you buy with $32?
16 bulbs of elephant garlic
What is the probability of rolling a die with numbers 1 - 10 on it and getting an odd number?
5/10 = 1/2
The letters of the word GEOMETRY are each written on a slip of paper and placed in a jar. What is the probability of picking an A?
0
Solve the linear equation:
3p-10=72
p=24
Solve the linear equation:
−3(4r − 8) = −36
r=5
Molly bought two heads of cabbage for $1.80. How many heads of cabbage can Willie buy if he has $28.80?
32 heads of cabbage
A bag contains 13 cars: 2 are blue cars and 11 are red cars. What is the probability for picking a blue car?
2/13
All the letters of the alphabet are written on a slip of paper and placed in a jar. What is the probability of choosing a vowel 3 times in a row with replacement?
27/2197
Solve the linear equation:
v/2-5=3
v=16
Solve the linear equation:
24 = 6(−x − 3)
x=-7
Sam used 6 loaves of elf bread on an 8 day hiking trip. He wants to know how many loaves of elf bread (b) he should pack for a 12 day hiking trip if he eats the same amount of bread each day.
How many loaves of elf bread should Sam pack for the 12 day trip?
9 loaves of bread
What is the probability that a randomly selected number between 29 and 51 is divisible by 6?
4/21
A coin is flipped 4 times. What is the total number of possible outcomes?
16 possible outcomes
Solve the linear equation:
(b+8)/5=4
b=12
Solve the linear equation:
−3(1 + 6r) + r = 14
r=-1
Scott likes to run long distances. He can run 20 km in 85 minutes. He wants to know how many minutes (m) it will take him to run 52 km at the same pace.
How long will it take Scott to run 52 km?
221 minutes
A letter is to be selected from all 26 letters. What is the probability of choosing consonants? Y is a vowel!
20/26 = 10/13
All the letters of the alphabet are written on a slip of paper and placed in a jar. What is the probability of choosing a vowel 3 times in a row without replacement?
1/130