Free equation solver helps you to calculate linear, quadratic and polynomial systems of equations. Click the blue arrow to submit and see the result! If you subtract 3 on one side but forget to do it on the other, the equation loses its equality. Algebra calculator shows you the step-by-step solutions! 路 here are the steps to solve the equation: Answers, graphs, roots, alternate forms. Tiger algebra gives you not only the answers, but also the complete step by step method for solving your equations 9x (-3) so that you understand better Solve in one variable or many. The equation solver allows you to enter your problem and solve the equation to see the result. Solves algebra problems and walks you through them. Equation solver that displays the work and provides an explanation for each step. This is one of the first habits to build, keep both sides in sync. Add 3 to both sides of the equation to get 9x = 732. Divide both sides of the equation by 9 to solve for x, which gives us x = 732 / 9.