madifernandez091138 madifernandez091138 Today at 3:09 PM Advanced Placement (AP) Answered Erin solved an equation as shown. x + 2(x - 1) = 34 Step 1 Step 2 Step 3 Step 4 x + 2x 2 = 34 3x - 2 = 34 3x 36 4 x = 12 - Which property did Erin use for Step 1?
