SOLUTION: The Rhine river is 160 km shorter than the st lawerence. The amazon river is 800km longer than five times the length of the Rhine river. The Zambezi river is twice as long as the s
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Question 1091531: The Rhine river is 160 km shorter than the st lawerence. The amazon river is 800km longer than five times the length of the Rhine river. The Zambezi river is twice as long as the st Lawrence river. How long is the amazon if it is 1440km longer than the sum of the lengths of the other three rivers.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
StL=x
Rhine=x-160
A=5(x-160)+800=5x
Z=2x
5x-1440=x+x-160+2x
5x-1440=4x-160
x=1280 km St. Lawrence
Rhine is 1120 km
Amazon 6400 km ANSWER
Zambezi is 2560 km.
Check lengths of 3 shorter rivers 4960 km
Amazon is 1440 km longer.
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