SOLUTION: David is twice as old as his daughter. In 14 years, David's age will be three times what his daughter's age was 6 years ago. How old are they now?

Question 813487: David is twice as old as his daughter. In 14 years, David's age will be three times what his daughter's age was 6 years ago. How old are they now?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
d = 2k
d + 14 = 3(k - 6)
---
d + 14 = 3(k - 6)
d + 14 = 3k - 18
2k + 14 = 3k - 18
---
kid = 32
dave = 64
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Convert fractions, decimals, and percents:
https://sooeet.com/math/fraction-decimal-percent.php
---
Calculate and graph the linear regression of any data set:
https://sooeet.com/math/linear-regression.php
RELATED QUESTIONS
David is twice as old as his daughter. In 4 years, David's age will be three times what... (answered by galactus)

David is twice as old as his daughter. In 4 yrs David's age will be 3x what his... (answered by rwm)

Jimmy is twice as old as his daughter. 12 years ago, he was three times her age.... (answered by ankor@dixie-net.com)

In 6 years Tyrone's age will be 3 times what his daughter' s age was 6 years... (answered by stanbon)

Tyrone is twice as old as his daughter. In six years Tyrone's age will be three times... (answered by jainenderkapoor)

Tyrone is twice as old as his daughter. In six years Tyrone's age will be three times... (answered by longjonsilver)

Tyrone is twice as old as his daughter. In six years Tyrone's age will be three times... (answered by fractalier)

tyrone is twice as old as his daughter. in six years tyrone's age will be three times... (answered by rmromero)

Tyrone is twice as old as his daughter. In six years, Tyrone's age will be three times... (answered by feliz1965)