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06-09-2020
Mathematics

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Please help me with the question below

Please help me with the question below class=

Respuesta :

mathstudent55 mathstudent55

06-09-2020

Answer:

x = 3

Step-by-step explanation:

Triangles ABC and DBE are similar.

That makes the ratios of corresponding side lengths equal.

AC/DE = BC/BE

AC/DE = (BE + EC)/BE

12/4 = (x + 6)/x

3 = (x + 6)/x

3x = x + 6

2x = 6

x = 3

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