# Six years

In six years Jan will be twice as old as he was six years ago. How old is he?

Result

n =  18

#### Solution:

n+6 = 2(n-6)

n = 18

n = 18

Calculated by our simple equation calculator.

Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments: Be the first to comment! #### To solve this example are needed these knowledge from mathematics:

Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?

## Next similar examples:

1. Family Mom is 42 years old and her daughters 13 and 19. After how many years will mother as old as her daughter together?
2. Father and son When I was 11, my father was 35 years old. Today, my father has three times more years than me. How old is she?
3. Family Mom is 39 years old. Karl is eight years and Paul 4 years. For many years mother would old just like two children together?
4. Pumps A and B Pump A fill the tank for 12 minutes, pump B for 24 minutes. How long will take to fill the tank if he is only three minutes works A and then both pumps A and B?
5. Our house Our house would paint four painters in 14 days. How long could it paint five painters? How long will it take if two other painters will come to help after 5 days?
6. Working together on project Two employees working on the project. First make it alone for 20 days the second for 24 days. How many days will take to complete project if 5 days they work together then first will take two days holiday and after returning they completes a project toget
7. Journey to school On the way to school I went steady step. In the first half of the journey, I counted every second step, in the second half every third. How many steps I do when I went to school if I counted double step are 250 more than three steps?
8. Trucks Truck take you the some amount of clay in 30 hours. Second truck in 40 hours. Trucks carted the clay away some time together then the second truck broke down and the first one completed the job in five hours. What time worked together?
9. Playing How long have we trained on the pitch when we know that the warm-up took 10 minutes, we trained passes for one-third of the time and we played football half the time?
10. Novak Novak needed to dig up three of the same pit in the garden. The first pit dug father alone for 15 hours. His second dig son helped him and it did that in six hours. The third pit dug son himself. How long it took him?
11. Fifth of the number The fifth of the number is by 24 less than that number. What is the number?
12. Unknown number Identify unknown number which 1/5 is 40 greater than one tenth of that number.
13. Simply equation Solve this equation for x: ?
14. Simple equation 6 Solve equation with one variable: X/2+X/3+X/4=X+4
15. Proof I When added to the product of two consecutive integers larger one, we get square larger one. Is this true or not?
16. Equation Solve the equation: 1/2-2/8 = 1/10; Write the result as a decimal number.
17. Football match 4 In a football match with the Italy lost 3 goals with Germans. Totally fell 5 goals in the match. Determine the number of goals of Italy and Germany.