Standard Form Word Problems

Jenny went to the sale at Kohl's last weekend.  
T-shirts were on sale for $15 each and hoodies were on sale for $20 each.  If she spent $150 total, write an equation to represent this situation.  

• 20x + 15 = y 
• 35x = y 
• 15x + 20y = 150 
• 150 - 20x = 15y 

Tags

CCSS.HSA.CED.A.3

Write an linear equation to model the following: You want to buy desserts, ice-cream, x, is $2.50 per scoop and puppychow, y, is $4 per bag and you want to spend $20. 

• y = 2.50x + 4

• 2.50x + 4y = 20

• y = 4x + 2.5

• 4x + 2.50y = 20

Tags

CCSS.6.EE.C.9

Sam ordered 4 tacos, x, and 5 enchiladas, y, for lunch at the restaurant. His bill came to $10.80. Which equation matches the given situation?

• 5x + 4y = 10.80

• 4x + 5y = 10.80

• 4x - 5y = 10.80

• 4x + 10.80y = 5

Tags

CCSS.HSA.CED.A.3

The booster club made $708 on homecoming T-shirt sells. Small t-shirts cost $12 while large t-shirts cost $14. If x is small t-shirts and y is large t-shirts, what equation represents this.

• 12x + 14y = 708

• 14x + 12y = 708

• 708x + 14y = 12

• 12x + 708y = 14

Tags

CCSS.8.EE.C.8C

Amy wants to buy soda AND pizza for her Halloween party. She has $45 to spend. One case of soda costs $4, and one pizza costs $8. Write an equation that could be used to find a valid combination for as many cases of soda, x, and pizzas, y, as she can afford.

• 8x + 4y = 45

• 4x - 8y = 45

• 12xy = 45

• 4x + 8y = 45

Yandel is selling concert tickets for his friend's show. Regular tickets cost $35 and VIP tickets cost $50. Yandel's manager told him he needs to sell $1,000 worth of tickets. Which of the following equations could be used to represent the number of regular tickets, x, and VIP tickets, y, Yandel needs to sell to meet the goal?

• 35x - 50y = 1000

• 50x - 35y = 1000

• 50x + 35y = 1000

• 35x + 50y = 1000

Tags

CCSS.HSA.CED.A.3

Juan is selling shirts for a fund raiser. Short sleeve shirts (x) cost $15 each and long sleeve shirts (y) cost $20 each. His goal is to raise $400 so his club can go on a field trip. Which equation can Juan use to represent his situation?

• 15x + 20y = 400

• 20x + 15y = 400

• 15 + 20 = 400

• 35xy = 400

Tags

CCSS.HSA.CED.A.3

Mrs. Harris is going to the movies. She spends $10 per ticket and $5 per bucket of popcorn. She only wants to spend $50. Which equation represents how many tickets, x, and how many buckets of popcorn, y, she can buy?

• 10x + 50 = 5y

• 10x + 5y = 50

• 15x = 50

• 10 + 5 = 50xy

Luke wants to make $80 doing yardwork. He earns $10 per lawn he mows and $20 per garden he weeds. Which equation represents how much money Luke can make mowing x number of lawns and weeding y number of gardens?

• 10x + 20y = 80

• 20x + 10y = 80

• 30x = 80

• 80x + 10y = 20

The Roaming Cell Phone Company charges $15.00 per month plus $0.20 per minute of airtime usage.  If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)?

• C = 0.20x + 15
• C =15 (0.20x)
• C = 15 + x + 0.20
• C = 0.20 + 15x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2