For example, the simultaneous equations \(3a + 2b = 17\) and \(4a - b = 30\) have no common coefficient as the coefficients of \(a\) are 3 and 4, and the coefficients of \(b\) are 2 and -1. Remember ...

An animated guide to solving simultaneous equations. Examples are used to show how to get rid of one unknown term to find the other. Use as an introduction or sum up to lessons on simultaneous ...