Solving Equations
Solve for x.
3x+4=10
x=2
Solve the proportion:
1 = 5
k 34
k=6.8
How many kilograms are in 3.5 pounds?
(1 kilogram = 2.2 pounds)
1.59 kilograms
Last Friday, Spencer had $45.50. Over the weekend he received some money for raking the leaves. He now has $56. How much money did he receive for raking the leaves?
$10.50
Solve for n.
4(n-1)=35+2n
n=19.5
Solve the proportion:
x-2 = 3
7 4
x=7.25
How many seconds are in 42 minutes?
2520 seconds
A group of 7 friends went to the movies and ordered some drinks and popcorn. The total came out to $56.90. If they split the bill (and the snacks) equally, how much should each friend pay?
$8.13
Solve for k.
2(k+3) = 5k-3(k-2)
Infinitely Many Solutions
What number is 45% of 370
166.5
How many meters are in 3 miles?
(1 mile = 5280 feet)
(1 foot = .305 meter)
4831.2 meters
A group of 337 students went on a field trip. Seven buses were filled, and 8 students traveled by car. How many students were in each bus?
47 students
Solve for m.
m - a = 10
4
m=40+4a or 4(10+a)
What percent of 37 is 12?
32.4%
Convert 33 feet per second to miles per hour.
(5280 feet = 1 mile)
22.5 miles per hour
At Half-Price Books Alyson buys 3 boxes of books for 3rd grade classroom. By the fourth week of school, half of all of her new books were destroyed. She now only had 12 left. How many books were in each box?
8 books
Solve for x.
2x + 5 = 7
3 2 3
x=-1/4
Gibson gets a 14 pound bag of dog food. At meal times, he eats 3% of his total bag of dog food. How many pounds of dog food does Gibson eat at each meal?
.42 pounds
Convert 23 kilometers per hour to meters per second.(1 km=1000m)
6.39 meters per second
Ms. Zahursky is looking into wedding venues. Venue A charges a booking fee of $550, plus $75 per guest. Venue B charges $86 per guest, and does not charge a booking fee. With how many guests will the price be the same for each venue?
50 guests