It goes without saying that you feel disgusted with those lengthy simultaneous equations and other complex equations in your math books, that need lots of time and effort to solve. To save both, you can use this interesting mobile app named PhotoMath that is designed to solve complex equations.
You just need to feed in the equation by capturing a photo of the same through your cellphone camera, and PhotoMath will solve the equation instantly. Better still, the app will show you all the steps in solving the equations, in detail. The application was designed for iOS and Windows, but is also available for Android users now. via PhotoMath website | via [Twisted Sifter] | via mymodernmet