Two-step equation word problems

Answer Key - Grade 7 Math Worksheet - Challenge Me

Circle the best answer, or write your answer on the line.

1. 1.

   Ari gives 5 groups the same length of yarn. Each group uses 0.5 meter and 10 meters are left in all. What equation fits, with x the meters each group got?

   5(x − 0.5) = 10
2. 2.

   Luz watches 15 minutes of previews, then 3/4 of a movie. In all Luz sits for 105 minutes. How many minutes long is the movie?

   120
3. 3.

   Tala's bathtub holds 40 gallons of water and drains 2.5 gallons each minute. After how many minutes does it hold 15 gallons?

   10
4. 4.

   Pia's game starts at -12 coins. Pia earns 2.5 coins in each round. After how many rounds does Pia have 13 coins?

   10
5. 5.

   Zee loads 4 boxes. Each box holds some kilograms of books plus 2 kilograms for the box itself. The load is 40 kilograms. How many kilograms of books are in one box?

   8
6. 6.

   Kira rides the bus 3 times. Each trip goes some km to the park and 1.5 km on to school. The 3 trips total 18 km. How many km is the ride to the park?

   4.5
7. 7.

   Table. Weeks: 0, 1, 2, 3. Height in cm: 8, 11, 14, 17. Ren measures a plant each week (see the table). The pattern keeps going. After how many weeks is the plant 44 cm tall?

   12
8. 8.

   Table. Hours: 0, 1, 2, 3. Temperature in °F: -12, -9, -6, -3. Ari records the temperature each hour (see the table). The pattern keeps going. After how many hours is it 15°F?

   9
9. 9.

   Luz hikes 2/5 of a trail and then 4 more miles, for 12 miles in all. Which trail length makes the story true?

   • 26
   • 8
   • 20
   • 40
10. 10.

    Tala's game starts at -9 coins. Tala earns 1.5 coins each round and now has 6 coins. Which number of rounds makes the story true?

    • 13
    • 22.5
    • 15
    • 10