Problems are often answered in mathematics by solving equations. We use letters to represent an unknown number or value. To solve an equation, we need to find what number the letter in the equation ...

Grade school math students are likely familiar with teachers admonishing them not to just guess the answer to a problem. But a new proof establishes that, in fact, the right kind of guessing is ...

Make sure you are confident in solving one and two-step linear equations and expanding brackets in order to tackle these more complex types of equations. Substitute close substituteIn algebra, to ...