7.EE.B.3 "Solve"
-9w - 13 = - 103
10
A phone sells for $245. It is now on sale for 1/5 off the original price. Brittany has a coupon for an extra 10% off the sale price. To the nearest dollar how much less than the original price will Brittany pay for the phone?
$69
A rectangular garden sits next to a house. Three sides of the garden are fenced, and the fourth side is the house. The length of the garden along the house if 9 meters. A total of 21.5 meters of fencing is used. If w stands for the width of the garden in meters, which equation can be used to find its width?
2w + 9 = 21.5 or 2(w + 9)=21.5
Jessica has $110 to spend at the mall. She wants to buy a hat that costs $25 and a pair of jeans that cost $40. She is also wanting to buy some socks that cost $12 each. What is the maximum amount of socks can she buy without going over budget?
3 pairs of socks
The year Mrs. Melissa was born
1984
144 = - 12 ( x + 5)
- 17
Andrew is saving money to buy a bicycle. He has $45.50 in his savings account and saves 15% of his paper route earnings each week. After 10 weeks, he has $90.50 in his savings account. Create & solve an equation to determine the amount Andrew earns each week from his paper route.
$30
Charlie makes $34 an hour and will get a 20% raise starting next week. Use the information to create an equation and solve for how much Charlie's new hourly wage will be next week.
$40.80
Amanda is at Starbucks and knows she can spend no more than $65 before tax to treat her coworkers with coffee. A grande pumpkin spice lattes costs $10.50, how many can she purchase for herself & coworkers to remain in budget?
6 grande pumpkin spice lattes
The age of Mrs. Melissa when she started teaching.
29 years old
0 = 4 + (w/5)
- 20
Mr. Fiegel is thinking of a number. He says that the sum of the number and 8, multiplied by (3/4), is equal to -12. Write an equation the can be used to find Mr. Fiegel's number.
0.75(x+8)= -12 or 0.75x + 6 = -12
Banners at the school store were on sale for $3 off the regular price. Louis bought 4 banners on sale and paid a total of $18. Create and solve an equation to find the regular price of one banner.
$7.50
There are 8 students on the school wrestling team. They need to raise at least $760 for a field trip. Their coach says they still need to raise 85% of the funds. The coach wants each of them to raise an equal share of the money still needed. Create an equation and solve for the least amount of money each wrestler needs to raise.
$80.75
What are Mrs. Melissa's kids' names?
Brady and Katelyn (Peanut)
- 6 = (n/2) - 10
8
Chelsey wants to join the YMCA. The fitness club charges an initial membership fee of $55 and a monthly fee of $19.50. She has $250 to spend on a membership at the fitness club. Create & solve an equation to find the number of months Chelsey can be a member of YMCA.
10 months
The length of each of the two congruent sides of an isosceles triangle is 2x+3. The length of the thrid side is 2x. Its perimeter is 36 centimeters. Create and solve an equation to find the value of x.
x = 5
Giant is having a cereal sale. Every box of cereal is $0.60 off the regular price. Andrew has $10 and he wants to buy 4 boxes of the same cereal. Solve the inequality he used to determine the regular price of cereal that he can afford:
4(r - 0.6) < 10
$3.10
The year Mrs. Melissa graduated from high school
2002
(r + 5)/(16) = -1
- 21
Mrs. Fiegel's kitchen is the shape of a rectangle with a width of 12.25 feet. She is buying a wallpaper border to go on all of her kitchen walls. She wants to buy 5 extra feet of the border to be sure she has enough. She buys 62.5 feet of the border. What is the length of Mrs. Fiegel's kitchen?
16.5 feet
Amanda is buying a scrapbook and sheets of paper. She has $40 and needs at least $18.25 to buy a scrapbook. Each sheet of paper at Hobby Lobby costs $0.34. How many sheets of paper can she buy?
63 sheets of paper
Solve the inequality:
200 - 4.5x < 20
x > 40
The year Mrs. Melissa began teaching and the grade she taught
2013
1st Grade