In A B C, D E B C so that A D=(7 x-4) cm, A E=(5 x-2) cm, D B=(3 x+4) cm and E C=3 x ย cm. Then, ...

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In A B C, D E B C so that A D=(7 x-4) cm, A E=(5 x-2) cm, D B=(3 x+4) cm and E C=3 x ย cm. Then, we have
(a) x=3
(b) x=5
(c) x=4
(d) x=2.5

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