Multi-step equations with fractions, decimals and brackets

Answer Key - Grade 8 Math Worksheet - Challenge Me

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

1. 1.

   Noah has to take a bracket away: 20 − 2(x + 3) = 4. What is x?

   5
2. 2.

   Ren's card says 10 − 4(x + 1) = -6, and the right side is below zero today. What is x?

   3
3. 3.

   Tala unwraps 22 − 3(x + 1) = -5 very carefully. What is x?

   8
4. 4.

   Zee meets a half outside the brackets: (1/2)(x − 4) + 3 = 9. What is x?

   16
5. 5.

   Bo faces fourths in (3/4)(x + 4) − 2 = 7. What is x?

   8
6. 6.

   Jun's garden bed is a rectangle. Its length is 4 feet more than its width, and the fence around it is 28 feet. How many feet wide is the bed?

   5
7. 7.

   Luz's card has the total on the left: 41 = 3(x + 2) + 2x. What is x?

   7
8. 8.

   Milo turns 50 = 2(x − 3) + 5x around before solving it. What is x?

   8
9. 9.

   Pia tests four values for 17 − 2(x − 2) = 5. Which value of x makes it true?

   • 7
   • 8
   • -4
   • 4
10. 10.

    Tala has four possible answers for 63 = 3(x + 3) + 3x. Which value of x makes it true?

    • 9
    • 18
    • 10
    • 12