Question

W+w+w

n+3(n-1)
4.871+ 7.4 -1.63
25.06-0,049+8995
15,3.9.1 -4.017
29.243.4×0.045​
math

Answer 1

3w

4n-3

10.641

Step-by-step explanation:

3w

n+3n-3, 4n-3 (distribute your 3 through the paranthasis)

4.871+7.4= 12.271

12.271-1.63= 10.641

I'm lost on your last three,

what are the periods for, and is the third to last one a comma or decimal