Question

After paying 7 dollars for the pie, Jessica has 78 dollars left. How much money did she have before buying the pie?

Answer 1

She had $85 before buying the pie

Explanation:

Jessica has $78 after buying the pie.
She paid $7 for the pie

If you add `$7+$78` you get the amount she had before buying the pie

`$7+$78=$85`