cathaline713 cathaline713

12-09-2020
Mathematics

contestada

C is between B and D
BC = 8x +13
CD= 12x -73
BD =320
find the value of x

Respuesta :

tawfiqahmed2006 tawfiqahmed2006

12-09-2020

Answer:

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Step-by-step explanation:

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Answer Link

jimrgrant1 jimrgrant1

12-09-2020

Answer:

x = 19

Step-by-step explanation:

Since C is between B and D , then

BC + CD = BD , substitute values

8x + 13 + 12x - 73 = 320 , that is

20x - 60 = 320 ( add 60 to both sides )

20x = 380 ( divide both sides by 20 )

x = 19

Answer Link

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