In the figure below, \(BC\) is parallel to \(DF\) and \(AE\) is parallel to \(CD\).
Given that angle \(BCD=2x{}^\circ \), angle \(CDE=x{}^\circ \), angle\(AEF=y{}^\circ \), angle \(EAB=z{}^\circ \) and angle\(ABC=130{}^\circ \).
Find the value of
State your reasons clearly in your workings.

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