#### Answer

$4(2x-3)-(x+1)=7x-13$

#### Work Step by Step

$4(2x-3)-(x+1)$
First, let's remove the parentheses. Multiply every term on the first parentheses by $4$ and change the sign of every term in the second parentheses:
$4(2x-3)-(x+1)=8x-12-x-1=...$
Simplify:
$...=7x-13$