Solve two-step equations like 3x + 4 = 19

Answer Key - Grade 7 Math Worksheet - Challenge Me

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

1. 1.

   Tala meets a fraction in front of x: (2/3)x + 5 = 11. What is x?

   9
2. 2.

   Zee's puzzle of the week is (3/4)x − 2 = 7. What is x?

   12
3. 3.

   Bo colors in the bars for (2/5)x − 3 = -7. What is x?

   -10
4. 4.

   Jun's card has x on the right side: -12 = 4x + 8. What is x?

   -5
5. 5.

   Milo spots -9/2 = 3x + 3/2 in the puzzle corner. What is x?

   -2
6. 6.

   Pia's team has four answers for -0.5x + 3 = 8. Which value of x makes it true?

   • 10
   • -19
   • -10
   • 5
7. 7.

   Early morning at Tala's ski camp it is -8°F. It warms 2.5°F each hour. After how many hours is it 7°F?

   6
8. 8.

   Ari reads 2/3 of a book, then 12 more pages, for 52 pages so far. How many pages long is the book?

   60
9. 9.

   Esme solves (3/4)x + 2 = 11 with algebra: subtract 2 from both sides, then divide both sides by 3/4. Which arithmetic does the same steps in the same order?

   • (11 + 2) ÷ (3/4)
   • (11 − 2) × (3/4)
   • (11 − 2) ÷ (3/4)
   • 11 ÷ (3/4) − 2
10. 10.

    Jun solves -10 = 4x + 6 with algebra: subtract 6 from both sides, then divide both sides by 4. Which arithmetic does the same steps in the same order?

    • (-10 − 6) ÷ 4
    • (-10 − 6) × 4
    • -10 ÷ 4 − 6
    • (-10 + 6) ÷ 4