Question

решите уравнение -2x^2+3x-4=-x^2-x+(2-x^2)

Answer 1

-2x^2+3x-4=-x^2-x+(2-x^2)
-2x^2+3x-4+x^2+x-2+x^2=0
4х-6=0
4х=6 |:4
х=6/4
х=1,5

Answer 2

-2x^2+3x-4=-x^2-x+2-x^2
-2x^2+x^2+x^2+3x+x=2+4
4x=6
x=1.5