Question 965025
I think you mean expand because it's already simplified.
{{{(2x+1)(4x+3)=(2x+1)4x+(2x+1)3}}}
{{{(2x+1)(4x+3)=8x^2+4x+6x+3}}}
{{{(2x+1)(4x+3)=8x^2+10x+3}}}