noraprescott noraprescott

10-08-2020
Mathematics

contestada

6x^2+12x=5x-2
solve the quadratic by factoring

Respuesta :

konrad509 konrad509

10-08-2020

[tex]6x^2+12x=5x-2\\6x^2+7x+2=0\\6x^2+3x+4x+2=0\\3x(2x+1)+2(2x+1)=0\\(3x+2)(2x+1)=0\\x=-\dfrac{2}{3} \vee x=-\dfrac{1}{2}[/tex]

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