PLZ ANSWER, I'LL GIVE BRAINLIEST TO BEST EXPLAINATION!!
I need to finish by tonight!

Answer:
- 1
Step-by-step explanation:
[tex]3 + \sqrt{10 - {3}^{2} } - 5 \\ = 3 + \sqrt{10 - 9} - 5 \\ = 3 + \sqrt{1} - 5 \\ = 3 + 1 - 5 \\ = - 1[/tex]
because 3² = 9
and root {1} = 1