2x²-x=1
The answer is 1 and - 2
Solution 2x & # 178; + X-1 = 0
2x²+x-1=0
(x+1)(2x-1)=0
X + 1 = 0 or 2x-1 = 0
x1=-1 x2=1/2
The solution of X & # 178; + 2x - 1 = 0
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