An algebraic equation contains one or more letters in it. Each letter in the equation is called a variable. A variable can change in value. We guess at different values for each letter until our ...

How to enter mathematical equations into a Microsoft Word document Your email has been sent Word seems like an odd choice to use with mathematical equations, but the reality is Microsoft Word is a ...

Any straight line graph has a constant gradient, which is calculated by the change in 𝑦 divided by the change in 𝑥, along any section of the graph. The gradient is measuring the steepness of the ...