Answer
$x=-6$
Work Step by Step
Solve the equation:
$2(x+3)-1=-7$
First, we add 1 to both sides:
$2(x+3)-1+1=-7+1$
$2(x+3)=-6.$
Now we divide both sides by 2:
$2(x+3)/2=-6/2$
$x+3=-3.$
Now, we subtract 3 from both sides:
$x+3-3=-3-3.$
So,
$x=-6.$