SOLUTION: Please help me solve this word problem:6 years ago, a father was seven times as old as his son. Again, 4 years later, the father will be only thrice as old as his son. How old is t

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Question 1088111: Please help me solve this word problem:6 years ago, a father was seven times as old as his son. Again, 4 years later, the father will be only thrice as old as his son. How old is the son now?
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
f, father
s, son
"Again, 4 years later,...will be..."-----four years later than now:
system%28f-6=7%28s-6%29%2Cf%2B4=2%28s%2B4%29%29
-

f=7s-42%2B6
f=7s-36
-
7s-36%2B4=2s%2B8
5s-36%2B4=8
4s=8-4%2B36
4s=40
highlight%28highlight%28s=10%29%29

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

Please help me solve this word problem:6 years ago, a father was seven times as old as his son. Again, 4 years later, the father will be only thrice as old as his son. How old is the son now? 
Correct answer: highlight_green%28matrix%281%2C5%2C+Son%2C+is%2C+%22currently%3A%22%2C+11%2C+years-old%29%29

IGNORE the other person's USUAL BIZARRE/NONSENSICAL/RIDICULOUS, not to mention WRONG, WRONG answer!