SAT: Linear equations in one variable Quiz

Name: ______________________   Date: __________   Score: ____ / 10

10 questions. Calculator allowed. Show your working. steplyclass.com/sat-math/sat-linear-equations-in-one-variable/quiz/

1. 1

   3x + 5 = 20. What is the solution to the given equation?
   1. A) 5
   2. B) 253
   3. C) 15
   4. D) 45

2. 2

   x3 = 4. What value of x is the solution to the given equation?
   1. A) 1
   2. B) 43
   3. C) 7
   4. D) 12

3. 3

   A plumber charges $40 plus $25 an hour. The bill was $140. How many hours was the job?
   1. A) 4
   2. B) 5.6
   3. C) 7.2
   4. D) 100

4. 4

   A taxi charges $5 plus $2 per mile. A ride costs $21. How many miles was the ride?

   Answer: ____________________

5. 5

   5x − 3 = 2x + 9. What is the solution to the given equation?
   1. A) 127
   2. B) 2
   3. C) 4
   4. D) 12

6. 6

   3(x − 2) = x + 8. What is the solution to the given equation?
   1. A) 1
   2. B) 3.5
   3. C) 5
   4. D) 7

7. 7

   2x3 = 8. What is the solution to the given equation?

   Answer: ____________________

8. 8

   An electrician charges $50 plus $30 an hour. The bill was $170. How many hours was the job?

   Answer: ____________________

9. 9

   What value of x is the solution to the equation 2(x − 4) = 3x + 1?
   1. A) −9
   2. B) −5
   3. C) 95
   4. D) 9

10. 10

    3(x + 2) = 3x + k. In the given equation, k is a constant. The equation has infinitely many solutions. What is the value of k?

    Answer: ____________________