You can put this solution on YOUR website! a = your age now
;
40 years ago i was 1/3 the age i will be in 4 years.
a - 40 = (a+4)
Multiply both sides by 3, to get rid of the annoying fraction
3a - 120 = a + 4
3a - a = 4 + 120
2a = 124
a = 62 yr is your age now
;
:
Check in the statement:
40 years ago i was 1/3 the age i will be in 4 years.
62 - 40 = (62 + 4)
22 = (66)
You can put this solution on YOUR website! Let = your current age
40 years ago, your age was
In 4 years your age will be
---------------------------------------
given:
Your age now is 62
check:
40 years ago you were 22
In 4 years you will be 66
one third of 66 is 22
OK