Solve the equation \(\frac{3s + 9}{4} = 7\). This means \(3s + 9\) has all been divided by 4. To solve the equation, inverse the operations. The opposite of dividing by 4 is multiplying by 4. Any ...

Ahead of Valentine’s Day, Robinson unveiled a new set of equations that translate romantic phrases and symbols into mathematics. To create them, he drew on disciplines ranging from trigonometry and ...

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 ...