We have looked at how to solve equations with one unknown value, but what happens when there are two unknown values? An equation with two unknown values will have infinitely many solutions.

This dimple in space-time is the result of what we call a gravity well, and it was first described over 100 years ago by ...

For many, the idea of math will bring back endless hours of formulas and equations at school. So it may seem hard to imagine, but there once was a time when arithmetic didn't exist. Of course, there ...

String theory aims to explain all fundamental forces and particles in the universe—essentially, how the world operates on the ...

Some equations include a set of brackets. When solving equations with brackets the first step is to expand the brackets. Simplify close simplify (equation)An equation can be simplified so it is ...