Solve the equation: three times an unknown number plus 17 equals 68. What is the unknown number?
Show hints
- Move the added 17 to the other side of the equation.
- Divide the difference 68 − 17 by 3.
Show the answer and solution
Answer: 17
First subtract 17: three times the number equals 51. Divide 51 by 3 to get 17.