Math, asked by amankanda004, 2 months ago

answer fast please because tomorrow is my pre board

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Answered by 2601ar

1

Answer:

DE||BC

by BPT theorem

AD/BD = AE/EC

x/3x-4 = x-3/ 3x-19

x(3x-19) = (x-3)(3x-4)

3x^2-19 = 3x^2 -4x -9x +12

3x^2-3x^2+4x +5x = 12+19

9x = 31

x = 31/9 is your required answer

Step-by-step explanation:

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