To find out how much money Kevin will make by selling all his pictures, you can multiply the number of pictures by the price per picture.
Here's how you can solve the problem quickly:
1. Kevin has 140 pictures.
2. He wants to sell each picture for [tex]$4.50.
3. To find out how much money Kevin will make, multiply the number of pictures by the price per picture: 140 pictures * $[/tex]4.50 = [tex]$630.
4. Therefore, Kevin will make $[/tex]630 if he sells all his pictures.
So, by selling all 140 pictures for [tex]$4.50 each, Kevin will make $[/tex]630 in total.