Use -> Basic fitting -> liner equation using code rather then the manual process

let's say i've got

x = [4,5,6,7,8]

y = [100,200,300,400,500]

liner extraploation

i want to add a line where i enter x = 9,10,11,12,13,14,15,16,17,18,19,20

the code auto generates my crosoponding y values

Answer 1

[Alan Stevens]

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[Saad Iftikhar]

i was able to solve it but thank you