Respuesta :

Answer:

first figure:

X=17

Step-by-step explanation:

the statement give us:

AB=62

And we can see:

AB=AC+BC  equation 1

AC=3X-4   equation 2

BC= X-2  equqation 3

using equation 2 and 3 In equation 1 we have:

62=3X-4 +x-2

62=4x-6

so we have:

62+6=4x

68=4x

x=68/4

x=17