Unit Analysis
How many centimeters is in one mile?
160,934.4 sec
One number is five times another. The sum of the numbers is 108. What are the two numbers?
18, 90
|a-2|=1
a=3
a=1
xm=np, for x
x=mp/n
2x+4=5(x-1)-3(x-2)
No Solution
How many minutes are in 180 days?
259,200 min
Find 3 consecutive even integers whose sum is 258.
84, 86, 88
|k+7|=-3
No Solution
u=k/ab, for a
a=k/ub
10(x-1/2)=3x-5-7x
x=0
A cheetah ran 300 feet in 2.92 seconds. What was the cheetah's average speed in miles per hour?
70.05 mph
Find two consecutive even integers such that the sum of the larger and twice the smaller is 62.
20, 22
|k+9|-5=6
k=2
k=-20
gcx=x+y, for x
x=y/(gc-1)
2v+2=-(1-5v)-3(v-1)
2=2
Infinite Solutions
All real #s
Convert 721 lbs per week into kg per second. (2.2 lbs in 1 kg)
0.00054 kg/sec
The larger of two numbers is 10 more than the smaller number. Five times the larger number is 40 more than 6 times the smaller. Find the numbers.
10, 20
3|-5p|+10=25
p=-1
p=1
z=(am+p)/an, for a
a=p/(nz-m)
5/(r-9)=8/(r+5)
r=32 1/3
In 2 & 1/9 hours a speed boat travels 125 miles . How fast is the speed boat traveling in feet per minute?
5210.53 ft/min
Find 4 consecutive odd integers such that three times the third subtracted by twice the second is two less than three times the first.
5, 7, 9, 11
8|5x+8|+8=32
x=-1
x=-11/5
z=(x+y)/(m+x), for x
x=(y-zm)/(z-1)
((x+2)/8)-((x-5)/4)=12
x=-84