Answer:
15
Step-by-step explanation:
First we need to remove the parenthesis
4 + 37 + 8 - (34)
4 + 37 + 8 -34
Add 4 and 37
41 + 8 - 34
Add 41 and 8
49 - 34
Subtract
15
(x+6)(x-6) would be the factored form
I may be wrong but I’m pretty sure his normal weight was 880kg before he gained the 88kg.
It’d be 12.458 , rounded to the nearest tenth makes it 12.5. Hopefully, I helped.