How to Solve Equations With Variables on Both Sides

Ava, Willow, and Maria's Wonderful Text Book

11a + 9 = 4a + 30

Step 1: Make a wall

Step 2: Pick a side for the variables and a side for the numbers

Step 3: Move the all variables to one side

You should end up with 7a + 9 = 30

Step 4: Move all the numbers to one side

Step 5: Use inverse operation and divide both sides by 7