The Unknown

1. The Unknown Solving equations for the unknown

2. Hi! I’m Larry and I’m here to help you with solving for the unknown! The unknown can be very scary, but not when you work with Larry!

3. No need to fear! Helpful Larry is always near! You are going to solve the following problems. Whenever you need help, Larry will appear.

4. This is the house on Haunted Hill. Within it lies the ghost of those that died here. Found out how many people died within these walls.

5. 5 ghosts escaped the house on Haunted Hill. They now haunt a classier establishment.

6. 7 ghosts stayed in the house on Haunted Hill. The believe the old house still has some haunt left in it.

7. So, how many ghost originally lived in the house on Haunted Hill?

8. First, ask yourself, “Self, what do we know?” We know how many left the house. We also know how many stayed. Next, ask yourself, “Self, how many ghost left the house?” Then, ask yourself, “Self, how many ghost stayed in the house?” Left Stayed So, how many ghost originally lived in the house on Haunted Hill?

9. Afterwards, ask yourself, “Self, what do we want to know?” We want to kn0w how many ghost originally haunted the house. So, add how many ghost left the house to how many stayed in the house. Now, we know that 12 ghost originally died in the house on Haunted Hill. 13 Started Left Stayed So, how many ghost originally lived in the house on Haunted Hill?

10. Ask yourself, "What number can I replace ‘t’ with to make this statement true?” Ask yourself, "What number can I replace ‘t’ with to make this statement true?” Ask yourself, "What number can I replace ‘t’ with to make this statement true?” 17 22 4 32 Correct! 22-9=13 so t=22 t-9 13

11. 17 4 22 36 t-9 13

12. 22 36 14 19 Ask yourself, "What number can I replace ‘t’ with to make this statement true?” Ask yourself, "What number can I replace ‘t’ with to make this statement true?” Ask yourself, "What number can I replace ‘t’ with to make this statement true?” Correct! 22-9=13 so t=22 t-9 13