Answer:
Area=6[tex]x^{2}[/tex]+5x-1
Step-by-step explanation:
A=lW
A=(2x-1)(3x+1)
A=2x(3x+1)-1(3x+1)
A=6[tex]x^{2}[/tex]+2x-3x-1
A=6[tex]x^{2}[/tex]+5x-1
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