SOLUTION: Ryan does one third of his journey to school by car, and one half by bus. Then he walks the final kilometer. How long is his journey to school?

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Question 221815: Ryan does one third of his journey to school by car, and one half by bus. Then he walks the final kilometer. How long is his journey to school?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let d = distance to school in km
%281%2F3%29%2Ad+%2B+%281%2F2%29%2Ad+%2B+1+=+d
Multiply both sides by 6
2d+%2B+3d+%2B+6+=+6d
d+=+6
It is 6 km to school