In Delta ABC, D and E are points on the ...

In `Delta ABC`, D and E are points on the sides AB and AC respectively such that `DE||BC`
(i) If `(AD)/(DB)=(3)/(4)` and AC=15 cm find AE.
(ii) If AD=8x-7, DB=5x-3, AE= 4x-3 and EC=3x - 1, find the value of x.

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