Final answer to the problem
$9$
Got another answer? Verify it here!
Step-by-step Solution
How should I solve this problem?
- Choisir une option
- Write in simplest form
- Décomposition en facteurs premiers
- Simplifier
- Facteur
- Load more...
Can't find a method? Tell us so we can add it.
1
Apply the formula: $ab$$=ab$, where $ab=- -1$, $a=-1$ and $b=-1$
$8+1$
2
Apply the formula: $a+b$$=a+b$, where $a=8$, $b=1$ and $a+b=8+1$
$9$
Final answer to the problem
$9$
