Question

If `x=4`, what is the value of `x+ [ 15- ( x - 1)]`?

Answer 1

For `x = 4` the value of the formula is `16`

Explanation:

Substitute `4` every place there is an `x` and then solve based on the rules for order of operation:

`4 + [15 - (4 - 1)]`

`4 + [15 - 3]`

`4 + 12`

`16`