You would take the beginning number and subtract the second number then you would take the number you got and divide it by the first number.
1420-1022=y then y/1420
ITS BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
Answer:
x=7±√85
_______
6
x=2,70325740…;−0,36992407