March 14, 2016 Two-step Equation An equation with two different operations. Good to Know! In order to get the variable by itself you must perform TWO inverse operations. When solving a two-step equation, first you must balance the equation by undoing any ADDITION or SUBTRACTION. You can finish solving the equation by undoing any MULTIPLICATION or DIVISION. It is done in this order because it is undoing the order of operations. Vocabulary Les 3.8 Let's Try it! Solve the equation. 7x − 3 = 74 Solve the equation. x 9 + 5 = 7 Solve the equation. 3x + 1 = 19 Write an equation for the statement. Solve the problem and check the solution. Three times a number x increased by 8 is 29. Find the number x . Write an algebraic equation for the sentence. Solve the equation. Twice a number x minus 7 is 5. Find the number x.