Step 1: Select a two-digit number less than 100.
 Step 2: Add 3 to your number.
 Step 3: Double the result.
 Step 4: Subtract 9.
 Step 5: Multiply by 5.
 Step 6: Add 15.
 Step 7: Divide by 10
 Did you get your original number? Use algebra to show why this works. How is
 this problem different from the previous problem?
 SOMEONE PLEASE HELPP MEEE!!!