One-Step Equations: Real-Life Algebra Challenges

A number increased by 5 equals 12. What is the number?

• 6

• 8

• 7

• 10

Three times a number is equal to 21. What is the number?

• 3

• 5

• 9

• 7

If you subtract 4 from a number, you get 10. What is the number?

• 12

• 10

• 6

• 14

A number divided by 2 equals 8. What is the number?

• 14

• 16

• 10

• 12

Twice a number plus 3 equals 15. What is the number?

• 6

• 10

• 8

• 4

If you add 7 to a number, the result is 20. What is the number?

• 17

• 15

• 13

• 10

A number minus 6 equals 14. What is the number?

• 24

• 20

• 10

• 16

Five times a number equals 35. What is the number?

• 15

• 10

• 7

• 5

If you subtract a number from 9, you get 3. What is the number?

• 7

• 5

• 4

• 6

A number plus 10 equals 25. What is the number?

• 20

• 30

• 15

• 5