Simultaneous equations are two linear equations that can be solved using bar models. By remembering that the same letter will always have the same value we can work out the missing values. To solve ...

Odyssey Math Tuition launches a Secondary 2 online math tuition elearning course in Singapore, featuring a proprietary ...

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 ...

Supported catalysts are systems in which the active catalytic materials, such as metals, are dispersed on a solid support ...