In the real world, many problems you solve will make you think of something related that you need to solve, too.
When that number goes above a certain limit, your computer can sound an alarm to let you know that it’s time to go fetch.
Now that we have a plan, it's time for the big English-to-equation translation.
The second step in solving word problems is turning the words into one or more mathematical expressions or equations.
In our case, we need to figure out how to write an equation that takes the current weight on a scale and gives us back the number of dog toys hidden on it. Well, let’s take the total weight on the scale, which we’ll call W_total, and subtract the weight of just the towels, which we’ll call W_towels.