Question

2x²+x-1=x²
write in standard form​

Answer 1

2x²+x-1=x²

2x²-x²+x-1=0

x²+x=1

Answer 2

$2x { }^{2} + x - 1 = x {}^{2}$

$2x {}^{2} - x {}^{2} + x = 1 \\ x {}^{2} + x = 1 \\ x(x + 1) = 1$