You have just planted a rectangular flower bed of red roses in a park

You have just planted a rectangular flower bed of red roses in a park near your home. You want to plant a border of yellow roses around the 8 x 12 foot flower bed. Since you bought the same number of red and yellow roses, the areas of the border and inner flower bed will be equal. What should the width of the border be? Also find the dimensions of the new garden.
Step 1:
Draw and label a diagram.
Step 2:
Write an equation.
Step 3:
Solve the equation.
Step 4:
Answer the questions.
What is the width of the yellow flower bed?
What are the dimensions of the new garden?