What is the length of the longer rope?
Algebra
Level
1
A rope 20 m long is cut into two pieces where one is 2 m longer than the other. Find the length of the longer rope?
The answer is 11.
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1 solution
x = shorter length x + 2 = longer length the total length is 20 m
20 = x + x + 2 20 = 2x + 2 18 = 2x 9 = x
the longer rope is x + 2 = 9 + 2 = 11 m