[tex]____________________________________________[/tex]

3[x+2(x-1)]-2x [3-X(1-2X)]

3[x+2X-21-2x [3-x+2x²]

3[3x-2]-2X[3-X+2x²]

9x-6-6x +2x² - 4x³

Answer: [tex] \huge \color{basic}{ \small \boxed{ \tt{ 4x²+2x²+3X-6 }}}[/tex]

[tex]____________________________________________[/tex]

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