Question

Twelve years from now a girl's age will be 7 times her present age. Find the girl's age now.

Answer 1

Answer: The girl is now 14.

Explanation:

Let x represent the girl's age 12 years ago

x+12=7x

subtract x from both sides

12=6x

x=2

2+12=14

After 12 years the girl is 14.