Question

-4 less than a number is 17

Answer 1

So first we take 17 plus 4 it is 21
So our answer is 21
Because 21 minus 4 is 17

Answer 2

This sentence is the following equation:

`x-(-4)=17`

x is 'the number'

Let's find x:

`\begin{gathered} x+4=17 \\ x=17-4 \\ x=13 \end{gathered}`