Respuesta :

120+25x=45x Step 1: Simplify both sides of the equation. 25x+120=45x Step 2: Subtract 45x from both sides. 25x+120−45x=45x−45x −20x+120=0 Step 3: Subtract 120 from both sides. −20x+120−120=0−120 −20x=−120 Step 4: Divide both sides by -20. −20x −20 = −120 −20 x=6 Answer: x=6