---
id: 5d7925365d4035eeb2e395fd
title: Part 076
challengeType: 0
isBeta: true
---
## Description
Set `functionExpanded` to `applyFn(varExpanded)` in `evalFormula`. Return `functionExpanded`.
## Instructions
## Tests
```yml
tests:
- text: See description above for instructions.
testString: assert(code.includes("functionExpanded") && applyFn("2+2") === "4");
```
## Challenge Seed
```html
```
### Before Test
### After Test
```html
```
## Solution