math
posted by widyan .
the total length of 2 ropes A and B is 7.23 m. the total length of 2/5 of Rope A and 3/4 of Rope B is 3.97 m. Find the length of Rope A.(Skill: equations) (step by step and give explanation if can)

Identical in setup as your other question ...
http://www.jiskha.com/display.cgi?id=1327117105