input question: Balance the checkbook

output answer: Each time you spend from your checking account, add the amount and subtract it from the original balance to come up with the new balance.

input question: When can I form wax?

output answer: You can form wax while it is still warm.

input question: How do you finish a piece of wood?

output answer:
First sand the wood with a wood sander, wipe wood down with wet cloth and apply varnish or sealer.