2x²-3x+5=1/3(6+12+6x²)
2x²-3x+5=1/3(6+12+6x²) |*3
6x²-9x+15=6+12+6x²
-9x=3
x=-1/3
2x²-3x+5=6/3+12/3=6/3x²
2x²-3x+5=2+4+2x²
2x²-2x²-3x=2+4-5
-3x=1/:(-3)
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2x²-3x+5=1/3(6+12+6x²) |*3
6x²-9x+15=6+12+6x²
-9x=3
x=-1/3
2x²-3x+5=1/3(6+12+6x²)
2x²-3x+5=6/3+12/3=6/3x²
2x²-3x+5=2+4+2x²
2x²-2x²-3x=2+4-5
-3x=1/:(-3)
x=-1/3