Desiree made 100 cookies this week. She baked 4 more than three times the total she made last week. How many cookies did she bake last week.
3x + 4 = 100 x = 32 cookies
2) Shakira went bowling with her friends. She paid $3 to rent shoes and then $4.75 for each game of bowling. If she spent a total of $21, then how many games did Shakira bowl?
4.75x + 3 = 21 x = 4 games
3) This year, Cornell’s class took one more than three times as many field trips as last year’s class. This year, Cornell’s class took a total of 7 trips. How many field trips did his class take last year?
3x + 1 = 7 x = 2 trips
4) This week, Jamyra spent a total of 100 minutes studying. This total was 8 more than four times the amount of minutes she studied last week. How many minutes did Jamyra spend studying last week?
4x + 8 = 100 x = 23 minutes
5) James earned a total of $900 last week. This total was $10 less than five times the amount he earned last week. How much money did James earn last week?
5x – 10 = 900 x = $182
6) Kaya rented a limousine for prom. There was a one-time charge of $100, plus an hourly rate of $45. Her total cost for the night was $347.50. How many hours did Kaya rent the limo for?
45x + 100 = 347.50 x = 5.5 hours
7) At a pizza eating competition, Davonne at two more than twice as many slices as the runner-up. If Davonne at 11 slices, then how many slices did the runner-up eat?
2x + 2 = 11 x = 4.5 slices
8) Anthony received $150 for his birthday this year. This was $10 less than half the amount he received last year. How much money did Anthony receive for his birthday last year?
x/2 – 10 = 150 x = $320
9) Jasmine is 5 years younger than twice her sister’s age. If Jasmine’s sister is 22 years old. Then, how old is Jasmine?
2x – 5 = 22 x = 13.5 years
10) Ronnie charged his customers a flat fee of $25 to fix computers. Then he charged $20 for each hour that he spent fixing the computer. If Ronnie made $175 off of his first customer, how many hours did he spend working?
20x + 25 = 175 x = 7.5 hours