Respuesta :

Step-by-step explanation:

x/7=4

x = 7 × 4

x = 28

......

kaniahw1

Answer:

=14

Step-by-step explanation:

1/x=1/7+4root x7-4 root

7-4root3=7²-1(4root)²=7-4root3

49-48

then

1/2=7-4root 3

x+ 1/x=7x4 cross out root 3+7-4

=7+7=14

I think that the answer