x²-35=2x
x²-2x-35=0
D = b²-4ac
D = 4-4*(-35) = 4+4*35 = 144 = 12²
x₁₂ =
x₁ = = = 7
x₂ = = = -5
ответ: 7, -5
Объяснение:
![\frac{-b+-\sqrt[]{D} }{2a}](/tpl/images/1363/2867/7edcc.png)
= 
= 7
= 
= -5
