Answer :
She can check that by expanding the factored equation, if she gets the original expression, then the factoring is correct
[tex]4x(3x-1)=12x^2-4x[/tex]She can check that by expanding the factored equation, if she gets the original expression, then the factoring is correct
[tex]4x(3x-1)=12x^2-4x[/tex]