Function solveLinear

solveLinear(a: number, b: number): number
Solves a linear equation of the form ax + b = 0.
Parameters
- a: number
  Coefficient of x.
- b: number
  Constant term.
Returns number
The solution x, or throws if a is zero.
Example
```
solveLinear(2, -4); // returns 2
solveLinear(1, 3);  // returns -3
```
- Defined in solveLinear/solveLinear.ts:14