For example, a student might “guess and test” a variable in a word problem, using clues in the text to suggest a potential variable and then writing out the equation to test it.

A variable can change in value. We guess at different values for each letter until our equation 'works'. We check to see if our answer is too big or too small before we guess another value.

Here are 10 math problems that confused people across the internet. Can you ... These math equations went viral for being much more complicated than they seemed — or so simple that people got ...

To solve an equation using Excel Solver, you can follow the above-mentioned steps. However, to use this add-in, you need to install it first. Following that, you can use and apply it to your Excel ...

A UNSW Sydney mathematician has discovered a new method to tackle algebra's oldest challenge—solving higher polynomial equations. Polynomials are equations involving a variable raised to powers ...