It’s the sort of easy maths problem that you can work out in a few minutes using pencil and paper, but physicists in China, Canada and Singapore have now solved pairs of linear equations like this one ...

Meet PhotoMath, an iPhone and Android app that solves math problems photographed with your smartphone’s camera. Simply flip open the app, scan the problem as it appears in the textbook, and the app ...

For example, let's solve a simple linear equation "x + 3 = 5" with "Alternate Math Solver". Enter the equation directly in the entry field of Equation and click "Solve" on the right. Then in moment ...