Answer :
In order to find an equivalent expression, let's use the distributive property:
[tex]a(b+c)=ab+ac[/tex]So we have that:
[tex]\begin{gathered} 5(4x+3)-2x \\ =5\cdot4x+5\cdot3-2x \\ =20x+15-2x \\ =18x+15 \end{gathered}[/tex]So the equivalent expression is 18x + 15