Start with -3x + 32 + 5x = -42
This equation is messier than it needs to be.
Let's start by cleaning it up.
On the left side, add up the -3x and the 5x to make 2x .
Then the equation looks neater.
2x + 32 = -42
Now you can subtract
32 from each side: 2x = -74
Divide each side by 2: x = -37